Home / 38,258,726.40-57,403,468.80-15,541,401.60

Finding the Fourth Proportional to 38,258,726.40, 57,403,468.80 and 15,541,401.60

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Solution

The fourth proportional to 38,258,726.40, 57,403,468.80 and 15,541,401.60 is: 23,318,349.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,258,726.40 : 57,403,468.80 = 15,541,401.60 : x
  2. Step 2: Convert to fraction form
    38,258,726.40/57,403,468.80 = 15,541,401.60/x
  3. Step 3: Cross multiply
    38,258,726.40x = 57,403,468.80 × 15,541,401.60
  4. Step 4: Simplify right side
    38,258,726.40x = 892,130,361,853,870
  5. Step 5: Solve for x
    x = 892,130,361,853,870/38,258,726.40
  6. Step 6: Final answer
    x = 23,318,349.72

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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.