Home / 71,114,512.68-106,681,921.20-21,934,505.52

Finding the Fourth Proportional to 71,114,512.68, 106,681,921.20 and 21,934,505.52

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Solution

The fourth proportional to 71,114,512.68, 106,681,921.20 and 21,934,505.52 is: 32,904,889.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,114,512.68 : 106,681,921.20 = 21,934,505.52 : x
  2. Step 2: Convert to fraction form
    71,114,512.68/106,681,921.20 = 21,934,505.52/x
  3. Step 3: Cross multiply
    71,114,512.68x = 106,681,921.20 × 21,934,505.52
  4. Step 4: Simplify right side
    71,114,512.68x = 2,340,015,189,445,605
  5. Step 5: Solve for x
    x = 2,340,015,189,445,605/71,114,512.68
  6. Step 6: Final answer
    x = 32,904,889.61

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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.