Home / 12,557,753.80-17,324,400.66-7,903,286.44

Finding the Fourth Proportional to 12,557,753.80, 17,324,400.66 and 7,903,286.44

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Solution

The fourth proportional to 12,557,753.80, 17,324,400.66 and 7,903,286.44 is: 10,903,199.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,557,753.80 : 17,324,400.66 = 7,903,286.44 : x
  2. Step 2: Convert to fraction form
    12,557,753.80/17,324,400.66 = 7,903,286.44/x
  3. Step 3: Cross multiply
    12,557,753.80x = 17,324,400.66 × 7,903,286.44
  4. Step 4: Simplify right side
    12,557,753.80x = 136,919,700,817,305.06
  5. Step 5: Solve for x
    x = 136,919,700,817,305.06/12,557,753.80
  6. Step 6: Final answer
    x = 10,903,199.97

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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.