15 imperial quarts in US gallons

Result

The conversion result is: 15 imperial quarts is equivalent to 4.50356222064321 US gallons.[1]

Conversion formula
How to convert 15 imperial quarts to US gallons?

We know (by definition) that: 1 imperialquart ≈ 0.300237481376214 usgallon.

We can set up a proportion to solve for the number of US gallons.

1 imperialquart / 15 imperialquart ≈ 0.300237481376214 usgallon / x usgallon

Now, we cross multiply to solve for our unknown x:

x usgallon ≈ (15 imperialquart / 1 imperialquart) * 0.300237481376214 usgallon → x usgallon ≈ 4.50356222064321 usgallon

Conclusion:

15 imperialquart ≈ 4.50356222064321 usgallon

Conversion in the opposite direction

The inverse of the conversion factor is that 1 US gallon is equal to 0.222046449234397 times 15 imperial quarts.

It can also be expressed as: 15 imperial quarts is equal to 1 / 0.222046449234397 US gallons.

Approximation

An approximate numerical result would be: fifteen imperial quarts is about four point five zero US gallons, or alternatively, a US gallon is about zero point two two times fifteen imperial quarts.

Footnotes

[1] The precision is 15 significant digits (fourteen digits to the right of the decimal point).

Results may contain small errors due to the use of floating point arithmetic.