Finding the Fourth Proportional to 12,506,124.98, 18,755,812.47 and 4,418,035.76
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Solution
The fourth proportional to 12,506,124.98, 18,755,812.47 and 4,418,035.76 is: 6,625,861.35
Step by Step Solution
- Step 1: Write the proportion equation
12,506,124.98 : 18,755,812.47 = 4,418,035.76 : x - Step 2: Convert to fraction form
12,506,124.98/18,755,812.47 = 4,418,035.76/x - Step 3: Cross multiply
12,506,124.98x = 18,755,812.47 × 4,418,035.76 - Step 4: Simplify right side
12,506,124.98x = 82,863,850,200,313.92 - Step 5: Solve for x
x = 82,863,850,200,313.92/12,506,124.98 - Step 6: Final answer
x = 6,625,861.35
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.