Home / 87,441,614.45-120,625,843.64-52,134,518.78

Finding the Fourth Proportional to 87,441,614.45, 120,625,843.64 and 52,134,518.78

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Solution

The fourth proportional to 87,441,614.45, 120,625,843.64 and 52,134,518.78 is: 71,919,650.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,441,614.45 : 120,625,843.64 = 52,134,518.78 : x
  2. Step 2: Convert to fraction form
    87,441,614.45/120,625,843.64 = 52,134,518.78/x
  3. Step 3: Cross multiply
    87,441,614.45x = 120,625,843.64 × 52,134,518.78
  4. Step 4: Simplify right side
    87,441,614.45x = 6,288,770,310,643,816
  5. Step 5: Solve for x
    x = 6,288,770,310,643,816/87,441,614.45
  6. Step 6: Final answer
    x = 71,919,650.04

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.