Home / 47,726,311.68-65,860,456.32-29,172,517.29

Finding the Fourth Proportional to 47,726,311.68, 65,860,456.32 and 29,172,517.29

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Solution

The fourth proportional to 47,726,311.68, 65,860,456.32 and 29,172,517.29 is: 40,256,940.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,726,311.68 : 65,860,456.32 = 29,172,517.29 : x
  2. Step 2: Convert to fraction form
    47,726,311.68/65,860,456.32 = 29,172,517.29/x
  3. Step 3: Cross multiply
    47,726,311.68x = 65,860,456.32 × 29,172,517.29
  4. Step 4: Simplify right side
    47,726,311.68x = 1,921,315,300,722,489.75
  5. Step 5: Solve for x
    x = 1,921,315,300,722,489.75/47,726,311.68
  6. Step 6: Final answer
    x = 40,256,940.73

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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.