Home / 87,689,928.60-131,534,892.90-23,864,520.60

Finding the Fourth Proportional to 87,689,928.60, 131,534,892.90 and 23,864,520.60

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Solution

The fourth proportional to 87,689,928.60, 131,534,892.90 and 23,864,520.60 is: 35,796,780.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,689,928.60 : 131,534,892.90 = 23,864,520.60 : x
  2. Step 2: Convert to fraction form
    87,689,928.60/131,534,892.90 = 23,864,520.60/x
  3. Step 3: Cross multiply
    87,689,928.60x = 131,534,892.90 × 23,864,520.60
  4. Step 4: Simplify right side
    87,689,928.60x = 3,139,017,161,230,844
  5. Step 5: Solve for x
    x = 3,139,017,161,230,844/87,689,928.60
  6. Step 6: Final answer
    x = 35,796,780.90

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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.