Home / 27,644,304.79-38,149,951.38-15,086,170.29

Finding the Fourth Proportional to 27,644,304.79, 38,149,951.38 and 15,086,170.29

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Solution

The fourth proportional to 27,644,304.79, 38,149,951.38 and 15,086,170.29 is: 20,819,357.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,644,304.79 : 38,149,951.38 = 15,086,170.29 : x
  2. Step 2: Convert to fraction form
    27,644,304.79/38,149,951.38 = 15,086,170.29/x
  3. Step 3: Cross multiply
    27,644,304.79x = 38,149,951.38 × 15,086,170.29
  4. Step 4: Simplify right side
    27,644,304.79x = 575,536,663,073,900.50
  5. Step 5: Solve for x
    x = 575,536,663,073,900.50/27,644,304.79
  6. Step 6: Final answer
    x = 20,819,357.46

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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.