Home / 6,887,886.73-9,505,371.13-3,790,766.68

Finding the Fourth Proportional to 6,887,886.73, 9,505,371.13 and 3,790,766.68

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Solution

The fourth proportional to 6,887,886.73, 9,505,371.13 and 3,790,766.68 is: 5,231,306.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,887,886.73 : 9,505,371.13 = 3,790,766.68 : x
  2. Step 2: Convert to fraction form
    6,887,886.73/9,505,371.13 = 3,790,766.68/x
  3. Step 3: Cross multiply
    6,887,886.73x = 9,505,371.13 × 3,790,766.68
  4. Step 4: Simplify right side
    6,887,886.73x = 36,032,644,127,397.60
  5. Step 5: Solve for x
    x = 36,032,644,127,397.60/6,887,886.73
  6. Step 6: Final answer
    x = 5,231,306.14

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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.