Home / 47,726,546.90-65,860,780.64-29,172,752.50

Finding the Fourth Proportional to 47,726,546.90, 65,860,780.64 and 29,172,752.50

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Solution

The fourth proportional to 47,726,546.90, 65,860,780.64 and 29,172,752.50 is: 40,257,265.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,726,546.90 : 65,860,780.64 = 29,172,752.50 : x
  2. Step 2: Convert to fraction form
    47,726,546.90/65,860,780.64 = 29,172,752.50/x
  3. Step 3: Cross multiply
    47,726,546.90x = 65,860,780.64 × 29,172,752.50
  4. Step 4: Simplify right side
    47,726,546.90x = 1,921,340,253,067,511.50
  5. Step 5: Solve for x
    x = 1,921,340,253,067,511.50/47,726,546.90
  6. Step 6: Final answer
    x = 40,257,265.15

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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.