Home / 8,930,687.92-12,331,291.36-6,862,443.36

Finding the Fourth Proportional to 8,930,687.92, 12,331,291.36 and 6,862,443.36

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Solution

The fourth proportional to 8,930,687.92, 12,331,291.36 and 6,862,443.36 is: 9,475,506.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,930,687.92 : 12,331,291.36 = 6,862,443.36 : x
  2. Step 2: Convert to fraction form
    8,930,687.92/12,331,291.36 = 6,862,443.36/x
  3. Step 3: Cross multiply
    8,930,687.92x = 12,331,291.36 × 6,862,443.36
  4. Step 4: Simplify right side
    8,930,687.92x = 84,622,788,513,657.38
  5. Step 5: Solve for x
    x = 84,622,788,513,657.38/8,930,687.92
  6. Step 6: Final answer
    x = 9,475,506.17

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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.