Home / 87,480,408.80-131,220,613.20-36,399,087.20

Finding the Fourth Proportional to 87,480,408.80, 131,220,613.20 and 36,399,087.20

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Solution

The fourth proportional to 87,480,408.80, 131,220,613.20 and 36,399,087.20 is: 54,598,630.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,480,408.80 : 131,220,613.20 = 36,399,087.20 : x
  2. Step 2: Convert to fraction form
    87,480,408.80/131,220,613.20 = 36,399,087.20/x
  3. Step 3: Cross multiply
    87,480,408.80x = 131,220,613.20 × 36,399,087.20
  4. Step 4: Simplify right side
    87,480,408.80x = 4,776,310,542,304,272
  5. Step 5: Solve for x
    x = 4,776,310,542,304,272/87,480,408.80
  6. Step 6: Final answer
    x = 54,598,630.80

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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.