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Finding the Fourth Proportional to 29,647,867.80, 44,471,801.70 and 15,298,960.80

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Solution

The fourth proportional to 29,647,867.80, 44,471,801.70 and 15,298,960.80 is: 22,948,441.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,647,867.80 : 44,471,801.70 = 15,298,960.80 : x
  2. Step 2: Convert to fraction form
    29,647,867.80/44,471,801.70 = 15,298,960.80/x
  3. Step 3: Cross multiply
    29,647,867.80x = 44,471,801.70 × 15,298,960.80
  4. Step 4: Simplify right side
    29,647,867.80x = 680,372,350,913,673.50
  5. Step 5: Solve for x
    x = 680,372,350,913,673.50/29,647,867.80
  6. Step 6: Final answer
    x = 22,948,441.20

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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.