Home / 69,419,013.82-95,796,162.92-38,055,990.20

Finding the Fourth Proportional to 69,419,013.82, 95,796,162.92 and 38,055,990.20

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Solution

The fourth proportional to 69,419,013.82, 95,796,162.92 and 38,055,990.20 is: 52,516,128.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,419,013.82 : 95,796,162.92 = 38,055,990.20 : x
  2. Step 2: Convert to fraction form
    69,419,013.82/95,796,162.92 = 38,055,990.20/x
  3. Step 3: Cross multiply
    69,419,013.82x = 95,796,162.92 × 38,055,990.20
  4. Step 4: Simplify right side
    69,419,013.82x = 3,645,617,837,281,123.50
  5. Step 5: Solve for x
    x = 3,645,617,837,281,123.50/69,419,013.82
  6. Step 6: Final answer
    x = 52,516,128.32

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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.