Home / 38,480,672.40-57,753,667.80-15,777,862.80

Finding the Fourth Proportional to 38,480,672.40, 57,753,667.80 and 15,777,862.80

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Solution

The fourth proportional to 38,480,672.40, 57,753,667.80 and 15,777,862.80 is: 23,680,185.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,480,672.40 : 57,753,667.80 = 15,777,862.80 : x
  2. Step 2: Convert to fraction form
    38,480,672.40/57,753,667.80 = 15,777,862.80/x
  3. Step 3: Cross multiply
    38,480,672.40x = 57,753,667.80 × 15,777,862.80
  4. Step 4: Simplify right side
    38,480,672.40x = 911,229,446,745,177.88
  5. Step 5: Solve for x
    x = 911,229,446,745,177.88/38,480,672.40
  6. Step 6: Final answer
    x = 23,680,185.14

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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.