Finding the Fourth Proportional to 71,163,305.53, 106,758,320.85 and 32,304,484.92
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Solution
The fourth proportional to 71,163,305.53, 106,758,320.85 and 32,304,484.92 is: 48,462,793.30
Step by Step Solution
- Step 1: Write the proportion equation
71,163,305.53 : 106,758,320.85 = 32,304,484.92 : x - Step 2: Convert to fraction form
71,163,305.53/106,758,320.85 = 32,304,484.92/x - Step 3: Cross multiply
71,163,305.53x = 106,758,320.85 × 32,304,484.92 - Step 4: Simplify right side
71,163,305.53x = 3,448,772,566,383,690 - Step 5: Solve for x
x = 3,448,772,566,383,690/71,163,305.53 - Step 6: Final answer
x = 48,462,793.30
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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.