Home / 14,217,516.39-21,338,238.18-13,320,709.70

Finding the Fourth Proportional to 14,217,516.39, 21,338,238.18 and 13,320,709.70

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Solution

The fourth proportional to 14,217,516.39, 21,338,238.18 and 13,320,709.70 is: 19,992,273.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,217,516.39 : 21,338,238.18 = 13,320,709.70 : x
  2. Step 2: Convert to fraction form
    14,217,516.39/21,338,238.18 = 13,320,709.70/x
  3. Step 3: Cross multiply
    14,217,516.39x = 21,338,238.18 × 13,320,709.70
  4. Step 4: Simplify right side
    14,217,516.39x = 284,240,476,305,236.31
  5. Step 5: Solve for x
    x = 284,240,476,305,236.31/14,217,516.39
  6. Step 6: Final answer
    x = 19,992,273.51

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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.