Finding the Fourth Proportional to 87,636,623.99, 131,466,895.50 and 36,506,685.38
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Solution
The fourth proportional to 87,636,623.99, 131,466,895.50 and 36,506,685.38 is: 54,765,010.03
Step by Step Solution
- Step 1: Write the proportion equation
87,636,623.99 : 131,466,895.50 = 36,506,685.38 : x - Step 2: Convert to fraction form
87,636,623.99/131,466,895.50 = 36,506,685.38/x - Step 3: Cross multiply
87,636,623.99x = 131,466,895.50 × 36,506,685.38 - Step 4: Simplify right side
87,636,623.99x = 4,799,420,591,903,838 - Step 5: Solve for x
x = 4,799,420,591,903,838/87,636,623.99 - Step 6: Final answer
x = 54,765,010.03
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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.