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Finding the Fourth Proportional to 7,016,398.16, 9,682,629.96 and 3,797,134.16

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Solution

The fourth proportional to 7,016,398.16, 9,682,629.96 and 3,797,134.16 is: 5,240,045.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,016,398.16 : 9,682,629.96 = 3,797,134.16 : x
  2. Step 2: Convert to fraction form
    7,016,398.16/9,682,629.96 = 3,797,134.16/x
  3. Step 3: Cross multiply
    7,016,398.16x = 9,682,629.96 × 3,797,134.16
  4. Step 4: Simplify right side
    7,016,398.16x = 36,766,244,979,755.44
  5. Step 5: Solve for x
    x = 36,766,244,979,755.44/7,016,398.16
  6. Step 6: Final answer
    x = 5,240,045.41

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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.