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Finding the Fourth Proportional to 29,647,871.80, 44,471,807.70 and 15,298,964.80

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Solution

The fourth proportional to 29,647,871.80, 44,471,807.70 and 15,298,964.80 is: 22,948,447.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,647,871.80 : 44,471,807.70 = 15,298,964.80 : x
  2. Step 2: Convert to fraction form
    29,647,871.80/44,471,807.70 = 15,298,964.80/x
  3. Step 3: Cross multiply
    29,647,871.80x = 44,471,807.70 × 15,298,964.80
  4. Step 4: Simplify right side
    29,647,871.80x = 680,372,620,594,669
  5. Step 5: Solve for x
    x = 680,372,620,594,669/29,647,871.80
  6. Step 6: Final answer
    x = 22,948,447.20

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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.