Home / 49,540,579.39-68,361,999.42-28,633,966.38

Finding the Fourth Proportional to 49,540,579.39, 68,361,999.42 and 28,633,966.38

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Solution

The fourth proportional to 49,540,579.39, 68,361,999.42 and 28,633,966.38 is: 39,512,561.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,540,579.39 : 68,361,999.42 = 28,633,966.38 : x
  2. Step 2: Convert to fraction form
    49,540,579.39/68,361,999.42 = 28,633,966.38/x
  3. Step 3: Cross multiply
    49,540,579.39x = 68,361,999.42 × 28,633,966.38
  4. Step 4: Simplify right side
    49,540,579.39x = 1,957,475,192,720,049.50
  5. Step 5: Solve for x
    x = 1,957,475,192,720,049.50/49,540,579.39
  6. Step 6: Final answer
    x = 39,512,561.56

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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.