Home / 52,800,847.20-72,863,868.60-29,279,253.96

Finding the Fourth Proportional to 52,800,847.20, 72,863,868.60 and 29,279,253.96

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Solution

The fourth proportional to 52,800,847.20, 72,863,868.60 and 29,279,253.96 is: 40,404,649.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,800,847.20 : 72,863,868.60 = 29,279,253.96 : x
  2. Step 2: Convert to fraction form
    52,800,847.20/72,863,868.60 = 29,279,253.96/x
  3. Step 3: Cross multiply
    52,800,847.20x = 72,863,868.60 × 29,279,253.96
  4. Step 4: Simplify right side
    52,800,847.20x = 2,133,399,713,247,469.50
  5. Step 5: Solve for x
    x = 2,133,399,713,247,469.50/52,800,847.20
  6. Step 6: Final answer
    x = 40,404,649.29

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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.