Finding the Fourth Proportional to 38,986,366.49, 58,395,470.92 and 36,694,330.35
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Solution
The fourth proportional to 38,986,366.49, 58,395,470.92 and 36,694,330.35 is: 54,962,359.76
Step by Step Solution
- Step 1: Write the proportion equation
38,986,366.49 : 58,395,470.92 = 36,694,330.35 : x - Step 2: Convert to fraction form
38,986,366.49/58,395,470.92 = 36,694,330.35/x - Step 3: Cross multiply
38,986,366.49x = 58,395,470.92 × 36,694,330.35 - Step 4: Simplify right side
38,986,366.49x = 2,142,782,700,882,298.50 - Step 5: Solve for x
x = 2,142,782,700,882,298.50/38,986,366.49 - Step 6: Final answer
x = 54,962,359.76
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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.