Home / 52,987,424.36-73,123,508.34-29,145,993.72

Finding the Fourth Proportional to 52,987,424.36, 73,123,508.34 and 29,145,993.72

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Solution

The fourth proportional to 52,987,424.36, 73,123,508.34 and 29,145,993.72 is: 40,221,945.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,987,424.36 : 73,123,508.34 = 29,145,993.72 : x
  2. Step 2: Convert to fraction form
    52,987,424.36/73,123,508.34 = 29,145,993.72/x
  3. Step 3: Cross multiply
    52,987,424.36x = 73,123,508.34 × 29,145,993.72
  4. Step 4: Simplify right side
    52,987,424.36x = 2,131,257,314,862,007.75
  5. Step 5: Solve for x
    x = 2,131,257,314,862,007.75/52,987,424.36
  6. Step 6: Final answer
    x = 40,221,945.88

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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.