Finding the Fourth Proportional to 17,812,727.64, 24,581,461.50 and 9,663,790.68
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Solution
The fourth proportional to 17,812,727.64, 24,581,461.50 and 9,663,790.68 is: 13,335,975.45
Step by Step Solution
- Step 1: Write the proportion equation
17,812,727.64 : 24,581,461.50 = 9,663,790.68 : x - Step 2: Convert to fraction form
17,812,727.64/24,581,461.50 = 9,663,790.68/x - Step 3: Cross multiply
17,812,727.64x = 24,581,461.50 × 9,663,790.68 - Step 4: Simplify right side
17,812,727.64x = 237,550,098,544,478.81 - Step 5: Solve for x
x = 237,550,098,544,478.81/17,812,727.64 - Step 6: Final answer
x = 13,335,975.45
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.