The solution for the formula is:
The volume formula is v = 4/3 x pi x radius
But we need to solve for the radius, so tweak out the formula of the volume:
((V/π)(3/4))^1/3 = r
((9,203/3.14)(3/4))^1/3r
((2930.89)(3/4))^1/3= r
(2198.16)^1/3 = r
13.00011 = r
The answer is 13 inches.