Home / 7,972,672.33-11,002,645.56-4,489,209.01

Finding the Fourth Proportional to 7,972,672.33, 11,002,645.56 and 4,489,209.01

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Solution

The fourth proportional to 7,972,672.33, 11,002,645.56 and 4,489,209.01 is: 6,195,309.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,972,672.33 : 11,002,645.56 = 4,489,209.01 : x
  2. Step 2: Convert to fraction form
    7,972,672.33/11,002,645.56 = 4,489,209.01/x
  3. Step 3: Cross multiply
    7,972,672.33x = 11,002,645.56 × 4,489,209.01
  4. Step 4: Simplify right side
    7,972,672.33x = 49,393,175,581,788.49
  5. Step 5: Solve for x
    x = 49,393,175,581,788.49/7,972,672.33
  6. Step 6: Final answer
    x = 6,195,309.87

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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.