Home / 5,776,753.53-7,972,168.92-3,198,434.23

Finding the Fourth Proportional to 5,776,753.53, 7,972,168.92 and 3,198,434.23

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Solution

The fourth proportional to 5,776,753.53, 7,972,168.92 and 3,198,434.23 is: 4,413,977.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,776,753.53 : 7,972,168.92 = 3,198,434.23 : x
  2. Step 2: Convert to fraction form
    5,776,753.53/7,972,168.92 = 3,198,434.23/x
  3. Step 3: Cross multiply
    5,776,753.53x = 7,972,168.92 × 3,198,434.23
  4. Step 4: Simplify right side
    5,776,753.53x = 25,498,457,961,070.13
  5. Step 5: Solve for x
    x = 25,498,457,961,070.13/5,776,753.53
  6. Step 6: Final answer
    x = 4,413,977.13

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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.