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Finding the Fourth Proportional to 5,269,353.38, 7,269,481.01 and 3,527,583.95

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Solution

The fourth proportional to 5,269,353.38, 7,269,481.01 and 3,527,583.95 is: 4,866,575.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,269,353.38 : 7,269,481.01 = 3,527,583.95 : x
  2. Step 2: Convert to fraction form
    5,269,353.38/7,269,481.01 = 3,527,583.95/x
  3. Step 3: Cross multiply
    5,269,353.38x = 7,269,481.01 × 3,527,583.95
  4. Step 4: Simplify right side
    5,269,353.38x = 25,643,704,518,067.87
  5. Step 5: Solve for x
    x = 25,643,704,518,067.87/5,269,353.38
  6. Step 6: Final answer
    x = 4,866,575.21

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.