Finding the Fourth Proportional to 66,027,862.80, 99,059,508.90 and 58,888,838.70
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Solution
The fourth proportional to 66,027,862.80, 99,059,508.90 and 58,888,838.70 is: 88,349,057.41
Step by Step Solution
- Step 1: Write the proportion equation
66,027,862.80 : 99,059,508.90 = 58,888,838.70 : x - Step 2: Convert to fraction form
66,027,862.80/99,059,508.90 = 58,888,838.70/x - Step 3: Cross multiply
66,027,862.80x = 99,059,508.90 × 58,888,838.70 - Step 4: Simplify right side
66,027,862.80x = 5,833,499,441,313,315 - Step 5: Solve for x
x = 5,833,499,441,313,315/66,027,862.80 - Step 6: Final answer
x = 88,349,057.41
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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.