Home / 63,423,008.10-95,134,512.15-55,612,793.70

Finding the Fourth Proportional to 63,423,008.10, 95,134,512.15 and 55,612,793.70

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Solution

The fourth proportional to 63,423,008.10, 95,134,512.15 and 55,612,793.70 is: 83,419,190.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,423,008.10 : 95,134,512.15 = 55,612,793.70 : x
  2. Step 2: Convert to fraction form
    63,423,008.10/95,134,512.15 = 55,612,793.70/x
  3. Step 3: Cross multiply
    63,423,008.10x = 95,134,512.15 × 55,612,793.70
  4. Step 4: Simplify right side
    63,423,008.10x = 5,290,695,997,948,094
  5. Step 5: Solve for x
    x = 5,290,695,997,948,094/63,423,008.10
  6. Step 6: Final answer
    x = 83,419,190.55

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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.