18 dry gallons in US gallons

Result

The conversion result is: 18 dry gallons is equivalent to 20.9456493506494 US gallons.[1]

Conversion formula
How to convert 18 dry gallons to US gallons?

We know (by definition) that: 1 drygallon ≈ 1.16364718614719 usgallon.

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

1 drygallon / 18 drygallon ≈ 1.16364718614719 usgallon / x usgallon

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

x usgallon ≈ (18 drygallon / 1 drygallon) * 1.16364718614719 usgallon → x usgallon ≈ 20.94564935064942 usgallon

Conclusion:

18 drygallon ≈ 20.94564935064942 usgallon

Conversion in the opposite direction

The inverse of the conversion factor is that 1 US gallon is equal to 0.0477426115208502 times 18 dry gallons.

It can also be expressed as: 18 dry gallons is equal to 1 / 0.0477426115208502 US gallons.

Approximation

An approximate numerical result would be: eighteen dry gallons is about twenty point nine four US gallons, or alternatively, a US gallon is about zero point zero five times eighteen dry gallons.

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.