The volume of this cone is 1,610.82 cubic meters. What is the radius of the cone?

[tex]\\ \sf\longmapsto V=1610.82[/tex]
[tex]\\ \sf\longmapsto \dfrac{1}{3}\pi r^2h=1610.82[/tex]
[tex]\\ \sf\longmapsto \pi r^2(19)=1610.82(3)=4832.36[/tex]
[tex]\\ \sf\longmapsto 3.14r^2=254.34[/tex]
[tex]\\ \sf\longmapsto r^2=81[/tex]
[tex]\\ \sf\longmapsto r=9m[/tex]