Home / 7,204,429.92-9,942,191.73-3,941,174.64

Finding the Fourth Proportional to 7,204,429.92, 9,942,191.73 and 3,941,174.64

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Solution

The fourth proportional to 7,204,429.92, 9,942,191.73 and 3,941,174.64 is: 5,438,863.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,204,429.92 : 9,942,191.73 = 3,941,174.64 : x
  2. Step 2: Convert to fraction form
    7,204,429.92/9,942,191.73 = 3,941,174.64/x
  3. Step 3: Cross multiply
    7,204,429.92x = 9,942,191.73 × 3,941,174.64
  4. Step 4: Simplify right side
    7,204,429.92x = 39,183,913,912,293.73
  5. Step 5: Solve for x
    x = 39,183,913,912,293.73/7,204,429.92
  6. Step 6: Final answer
    x = 5,438,863.91

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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.