Home / 6,966,919.11-9,613,817.60-3,910,542.87

Finding the Fourth Proportional to 6,966,919.11, 9,613,817.60 and 3,910,542.87

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Solution

The fourth proportional to 6,966,919.11, 9,613,817.60 and 3,910,542.87 is: 5,396,251.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,966,919.11 : 9,613,817.60 = 3,910,542.87 : x
  2. Step 2: Convert to fraction form
    6,966,919.11/9,613,817.60 = 3,910,542.87/x
  3. Step 3: Cross multiply
    6,966,919.11x = 9,613,817.60 × 3,910,542.87
  4. Step 4: Simplify right side
    6,966,919.11x = 37,595,245,849,607.80
  5. Step 5: Solve for x
    x = 37,595,245,849,607.80/6,966,919.11
  6. Step 6: Final answer
    x = 5,396,251.23

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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.