Home / 14,135,785.80-19,508,217.67-10,644,965.76

Finding the Fourth Proportional to 14,135,785.80, 19,508,217.67 and 10,644,965.76

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Solution

The fourth proportional to 14,135,785.80, 19,508,217.67 and 10,644,965.76 is: 14,690,680.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,135,785.80 : 19,508,217.67 = 10,644,965.76 : x
  2. Step 2: Convert to fraction form
    14,135,785.80/19,508,217.67 = 10,644,965.76/x
  3. Step 3: Cross multiply
    14,135,785.80x = 19,508,217.67 × 10,644,965.76
  4. Step 4: Simplify right side
    14,135,785.80x = 207,664,309,179,175.69
  5. Step 5: Solve for x
    x = 207,664,309,179,175.69/14,135,785.80
  6. Step 6: Final answer
    x = 14,690,680.25

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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.