Formula to convert 54.6 liters to gallons is to multiply 54.6 by 0.264172 (this is the value for 1 liter to gallon).
Convert 54.6 Liters to Gallons results
54.6 x 0.264172052 = 14.42379406104
54.6 l = 14.42 gal
To conclude the answer for 54.6 liters is fourteen point forty two gallons