Home / 25,543,246.80-38,342,863.80-15,969,435.60

Finding the Fourth Proportional to 25,543,246.80, 38,342,863.80 and 15,969,435.60

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Solution

The fourth proportional to 25,543,246.80, 38,342,863.80 and 15,969,435.60 is: 23,971,654.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,543,246.80 : 38,342,863.80 = 15,969,435.60 : x
  2. Step 2: Convert to fraction form
    25,543,246.80/38,342,863.80 = 15,969,435.60/x
  3. Step 3: Cross multiply
    25,543,246.80x = 38,342,863.80 × 15,969,435.60
  4. Step 4: Simplify right side
    25,543,246.80x = 612,313,894,173,671.25
  5. Step 5: Solve for x
    x = 612,313,894,173,671.25/25,543,246.80
  6. Step 6: Final answer
    x = 23,971,654.78

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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.