Home / 14,378,943.30-21,568,414.95-11,166,677.70

Finding the Fourth Proportional to 14,378,943.30, 21,568,414.95 and 11,166,677.70

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Solution

The fourth proportional to 14,378,943.30, 21,568,414.95 and 11,166,677.70 is: 16,750,016.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,378,943.30 : 21,568,414.95 = 11,166,677.70 : x
  2. Step 2: Convert to fraction form
    14,378,943.30/21,568,414.95 = 11,166,677.70/x
  3. Step 3: Cross multiply
    14,378,943.30x = 21,568,414.95 × 11,166,677.70
  4. Step 4: Simplify right side
    14,378,943.30x = 240,847,538,246,511.59
  5. Step 5: Solve for x
    x = 240,847,538,246,511.59/14,378,943.30
  6. Step 6: Final answer
    x = 16,750,016.55

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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.