Home / 8,491,033.13-12,793,265.39-7,682,454.07

Finding the Fourth Proportional to 8,491,033.13, 12,793,265.39 and 7,682,454.07

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Solution

The fourth proportional to 8,491,033.13, 12,793,265.39 and 7,682,454.07 is: 11,574,995.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,491,033.13 : 12,793,265.39 = 7,682,454.07 : x
  2. Step 2: Convert to fraction form
    8,491,033.13/12,793,265.39 = 7,682,454.07/x
  3. Step 3: Cross multiply
    8,491,033.13x = 12,793,265.39 × 7,682,454.07
  4. Step 4: Simplify right side
    8,491,033.13x = 98,283,673,751,218.61
  5. Step 5: Solve for x
    x = 98,283,673,751,218.61/8,491,033.13
  6. Step 6: Final answer
    x = 11,574,995.92

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.