Home / 7,204,433.92-9,942,197.24-3,941,178.64

Finding the Fourth Proportional to 7,204,433.92, 9,942,197.24 and 3,941,178.64

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Solution

The fourth proportional to 7,204,433.92, 9,942,197.24 and 3,941,178.64 is: 5,438,869.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,204,433.92 : 9,942,197.24 = 3,941,178.64 : x
  2. Step 2: Convert to fraction form
    7,204,433.92/9,942,197.24 = 3,941,178.64/x
  3. Step 3: Cross multiply
    7,204,433.92x = 9,942,197.24 × 3,941,178.64
  4. Step 4: Simplify right side
    7,204,433.92x = 39,183,975,396,954.95
  5. Step 5: Solve for x
    x = 39,183,975,396,954.95/7,204,433.92
  6. Step 6: Final answer
    x = 5,438,869.43

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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.