Home / 31,165,876.58-43,013,181.87-17,934,781.73

Finding the Fourth Proportional to 31,165,876.58, 43,013,181.87 and 17,934,781.73

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Solution

The fourth proportional to 31,165,876.58, 43,013,181.87 and 17,934,781.73 is: 24,752,457.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,165,876.58 : 43,013,181.87 = 17,934,781.73 : x
  2. Step 2: Convert to fraction form
    31,165,876.58/43,013,181.87 = 17,934,781.73/x
  3. Step 3: Cross multiply
    31,165,876.58x = 43,013,181.87 × 17,934,781.73
  4. Step 4: Simplify right side
    31,165,876.58x = 771,432,028,136,177.38
  5. Step 5: Solve for x
    x = 771,432,028,136,177.38/31,165,876.58
  6. Step 6: Final answer
    x = 24,752,457.27

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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.