Home / 16,565,170.74-24,815,430.82-12,904,761.38

Finding the Fourth Proportional to 16,565,170.74, 24,815,430.82 and 12,904,761.38

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Solution

The fourth proportional to 16,565,170.74, 24,815,430.82 and 12,904,761.38 is: 19,331,959.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,565,170.74 : 24,815,430.82 = 12,904,761.38 : x
  2. Step 2: Convert to fraction form
    16,565,170.74/24,815,430.82 = 12,904,761.38/x
  3. Step 3: Cross multiply
    16,565,170.74x = 24,815,430.82 × 12,904,761.38
  4. Step 4: Simplify right side
    16,565,170.74x = 320,237,213,273,997.75
  5. Step 5: Solve for x
    x = 320,237,213,273,997.75/16,565,170.74
  6. Step 6: Final answer
    x = 19,331,959.71

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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.