Home / 87,405,938.10-131,108,907.15-29,893,086.90

Finding the Fourth Proportional to 87,405,938.10, 131,108,907.15 and 29,893,086.90

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Solution

The fourth proportional to 87,405,938.10, 131,108,907.15 and 29,893,086.90 is: 44,839,630.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,405,938.10 : 131,108,907.15 = 29,893,086.90 : x
  2. Step 2: Convert to fraction form
    87,405,938.10/131,108,907.15 = 29,893,086.90/x
  3. Step 3: Cross multiply
    87,405,938.10x = 131,108,907.15 × 29,893,086.90
  4. Step 4: Simplify right side
    87,405,938.10x = 3,919,249,954,798,981.50
  5. Step 5: Solve for x
    x = 3,919,249,954,798,981.50/87,405,938.10
  6. Step 6: Final answer
    x = 44,839,630.35

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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.