Home / 87,264,624.66-120,425,546.66-48,105,542.22

Finding the Fourth Proportional to 87,264,624.66, 120,425,546.66 and 48,105,542.22

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Solution

The fourth proportional to 87,264,624.66, 120,425,546.66 and 48,105,542.22 is: 66,385,849.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,264,624.66 : 120,425,546.66 = 48,105,542.22 : x
  2. Step 2: Convert to fraction form
    87,264,624.66/120,425,546.66 = 48,105,542.22/x
  3. Step 3: Cross multiply
    87,264,624.66x = 120,425,546.66 × 48,105,542.22
  4. Step 4: Simplify right side
    87,264,624.66x = 5,793,136,218,978,682
  5. Step 5: Solve for x
    x = 5,793,136,218,978,682/87,264,624.66
  6. Step 6: Final answer
    x = 66,385,849.27

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.