Home / 25,518,916.80-38,278,375.20-23,286,864.60

Finding the Fourth Proportional to 25,518,916.80, 38,278,375.20 and 23,286,864.60

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Solution

The fourth proportional to 25,518,916.80, 38,278,375.20 and 23,286,864.60 is: 34,930,296.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,518,916.80 : 38,278,375.20 = 23,286,864.60 : x
  2. Step 2: Convert to fraction form
    25,518,916.80/38,278,375.20 = 23,286,864.60/x
  3. Step 3: Cross multiply
    25,518,916.80x = 38,278,375.20 × 23,286,864.60
  4. Step 4: Simplify right side
    25,518,916.80x = 891,383,340,390,398
  5. Step 5: Solve for x
    x = 891,383,340,390,398/25,518,916.80
  6. Step 6: Final answer
    x = 34,930,296.90

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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.