Home / 7,204,385.27-9,942,130.16-3,941,129.95

Finding the Fourth Proportional to 7,204,385.27, 9,942,130.16 and 3,941,129.95

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Solution

The fourth proportional to 7,204,385.27, 9,942,130.16 and 3,941,129.95 is: 5,438,802.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,204,385.27 : 9,942,130.16 = 3,941,129.95 : x
  2. Step 2: Convert to fraction form
    7,204,385.27/9,942,130.16 = 3,941,129.95/x
  3. Step 3: Cross multiply
    7,204,385.27x = 9,942,130.16 × 3,941,129.95
  4. Step 4: Simplify right side
    7,204,385.27x = 39,183,226,940,374.30
  5. Step 5: Solve for x
    x = 39,183,226,940,374.30/7,204,385.27
  6. Step 6: Final answer
    x = 5,438,802.27

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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.