Home / 87,617,142.60-131,425,713.90-39,094,902.60

Finding the Fourth Proportional to 87,617,142.60, 131,425,713.90 and 39,094,902.60

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Solution

The fourth proportional to 87,617,142.60, 131,425,713.90 and 39,094,902.60 is: 58,642,353.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,617,142.60 : 131,425,713.90 = 39,094,902.60 : x
  2. Step 2: Convert to fraction form
    87,617,142.60/131,425,713.90 = 39,094,902.60/x
  3. Step 3: Cross multiply
    87,617,142.60x = 131,425,713.90 × 39,094,902.60
  4. Step 4: Simplify right side
    87,617,142.60x = 5,138,075,484,055,967
  5. Step 5: Solve for x
    x = 5,138,075,484,055,967/87,617,142.60
  6. Step 6: Final answer
    x = 58,642,353.90

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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.