Home / 14,378,993.18-21,568,489.76-11,166,727.58

Finding the Fourth Proportional to 14,378,993.18, 21,568,489.76 and 11,166,727.58

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Solution

The fourth proportional to 14,378,993.18, 21,568,489.76 and 11,166,727.58 is: 16,750,091.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,378,993.18 : 21,568,489.76 = 11,166,727.58 : x
  2. Step 2: Convert to fraction form
    14,378,993.18/21,568,489.76 = 11,166,727.58/x
  3. Step 3: Cross multiply
    14,378,993.18x = 21,568,489.76 × 11,166,727.58
  4. Step 4: Simplify right side
    14,378,993.18x = 240,849,449,382,013.94
  5. Step 5: Solve for x
    x = 240,849,449,382,013.94/14,378,993.18
  6. Step 6: Final answer
    x = 16,750,091.36

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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.