The required ROR on the stock of Company X is $10\%.$ Its expected ROE is $12\%$ and its expected earnings per share this year is $$5\mathrm{.}00.$ If the firm's plowback rate is $60\%,$ its P$/$E ratio will be $\_\_\_\_\_\_\_.$

Potential Answer Choices:

$8\mathrm{.}33$

$19\mathrm{.}23$

$14\mathrm{.}29$

$11\mathrm{.}54$