Home / 9,282,789.69-13,938,758.87-7,862,098.70

Finding the Fourth Proportional to 9,282,789.69, 13,938,758.87 and 7,862,098.70

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Solution

The fourth proportional to 9,282,789.69, 13,938,758.87 and 7,862,098.70 is: 11,805,491.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,282,789.69 : 13,938,758.87 = 7,862,098.70 : x
  2. Step 2: Convert to fraction form
    9,282,789.69/13,938,758.87 = 7,862,098.70/x
  3. Step 3: Cross multiply
    9,282,789.69x = 13,938,758.87 × 7,862,098.70
  4. Step 4: Simplify right side
    9,282,789.69x = 109,587,897,882,436.19
  5. Step 5: Solve for x
    x = 109,587,897,882,436.19/9,282,789.69
  6. Step 6: Final answer
    x = 11,805,491.83

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.