Home / 87,404,612.20-131,124,414.30-25,993,652.20

Finding the Fourth Proportional to 87,404,612.20, 131,124,414.30 and 25,993,652.20

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Solution

The fourth proportional to 87,404,612.20, 131,124,414.30 and 25,993,652.20 is: 38,995,681.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,404,612.20 : 131,124,414.30 = 25,993,652.20 : x
  2. Step 2: Convert to fraction form
    87,404,612.20/131,124,414.30 = 25,993,652.20/x
  3. Step 3: Cross multiply
    87,404,612.20x = 131,124,414.30 × 25,993,652.20
  4. Step 4: Simplify right side
    87,404,612.20x = 3,408,402,420,242,906.50
  5. Step 5: Solve for x
    x = 3,408,402,420,242,906.50/87,404,612.20
  6. Step 6: Final answer
    x = 38,995,681.51

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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.