Home / 87,914,005.20-131,871,007.80-44,915,835.60

Finding the Fourth Proportional to 87,914,005.20, 131,871,007.80 and 44,915,835.60

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Solution

The fourth proportional to 87,914,005.20, 131,871,007.80 and 44,915,835.60 is: 67,373,753.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,914,005.20 : 131,871,007.80 = 44,915,835.60 : x
  2. Step 2: Convert to fraction form
    87,914,005.20/131,871,007.80 = 44,915,835.60/x
  3. Step 3: Cross multiply
    87,914,005.20x = 131,871,007.80 × 44,915,835.60
  4. Step 4: Simplify right side
    87,914,005.20x = 5,923,096,506,751,118
  5. Step 5: Solve for x
    x = 5,923,096,506,751,118/87,914,005.20
  6. Step 6: Final answer
    x = 67,373,753.40

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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.