Home / 21,227,747.28-31,841,445.94-6,081,693.36

Finding the Fourth Proportional to 21,227,747.28, 31,841,445.94 and 6,081,693.36

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Solution

The fourth proportional to 21,227,747.28, 31,841,445.94 and 6,081,693.36 is: 9,122,489.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,227,747.28 : 31,841,445.94 = 6,081,693.36 : x
  2. Step 2: Convert to fraction form
    21,227,747.28/31,841,445.94 = 6,081,693.36/x
  3. Step 3: Cross multiply
    21,227,747.28x = 31,841,445.94 × 6,081,693.36
  4. Step 4: Simplify right side
    21,227,747.28x = 193,649,910,346,096.97
  5. Step 5: Solve for x
    x = 193,649,910,346,096.97/21,227,747.28
  6. Step 6: Final answer
    x = 9,122,489.91

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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.