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Finding the Fourth Proportional to 24,481,791.60, 36,724,069.80 and 7,443,020.40

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Solution

The fourth proportional to 24,481,791.60, 36,724,069.80 and 7,443,020.40 is: 11,164,950.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,481,791.60 : 36,724,069.80 = 7,443,020.40 : x
  2. Step 2: Convert to fraction form
    24,481,791.60/36,724,069.80 = 7,443,020.40/x
  3. Step 3: Cross multiply
    24,481,791.60x = 36,724,069.80 × 7,443,020.40
  4. Step 4: Simplify right side
    24,481,791.60x = 273,338,000,692,423.91
  5. Step 5: Solve for x
    x = 273,338,000,692,423.91/24,481,791.60
  6. Step 6: Final answer
    x = 11,164,950.88

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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.