Home / 87,436,930.80-131,050,420.20-36,292,623.60

Finding the Fourth Proportional to 87,436,930.80, 131,050,420.20 and 36,292,623.60

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Solution

The fourth proportional to 87,436,930.80, 131,050,420.20 and 36,292,623.60 is: 54,395,362.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,436,930.80 : 131,050,420.20 = 36,292,623.60 : x
  2. Step 2: Convert to fraction form
    87,436,930.80/131,050,420.20 = 36,292,623.60/x
  3. Step 3: Cross multiply
    87,436,930.80x = 131,050,420.20 × 36,292,623.60
  4. Step 4: Simplify right side
    87,436,930.80x = 4,756,163,572,940,437
  5. Step 5: Solve for x
    x = 4,756,163,572,940,437/87,436,930.80
  6. Step 6: Final answer
    x = 54,395,362.80

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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.