Finding the Fourth Proportional to 14,327,736.82, 21,451,246.62 and 12,874,909.99
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Solution
The fourth proportional to 14,327,736.82, 21,451,246.62 and 12,874,909.99 is: 19,276,098.71
Step by Step Solution
- Step 1: Write the proportion equation
14,327,736.82 : 21,451,246.62 = 12,874,909.99 : x - Step 2: Convert to fraction form
14,327,736.82/21,451,246.62 = 12,874,909.99/x - Step 3: Cross multiply
14,327,736.82x = 21,451,246.62 × 12,874,909.99 - Step 4: Simplify right side
14,327,736.82x = 276,182,869,290,475.69 - Step 5: Solve for x
x = 276,182,869,290,475.69/14,327,736.82 - Step 6: Final answer
x = 19,276,098.71
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.