Home / 54,715,007.52-75,496,727.97-31,192,542.72

Finding the Fourth Proportional to 54,715,007.52, 75,496,727.97 and 31,192,542.72

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Solution

The fourth proportional to 54,715,007.52, 75,496,727.97 and 31,192,542.72 is: 43,040,018.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,715,007.52 : 75,496,727.97 = 31,192,542.72 : x
  2. Step 2: Convert to fraction form
    54,715,007.52/75,496,727.97 = 31,192,542.72/x
  3. Step 3: Cross multiply
    54,715,007.52x = 75,496,727.97 × 31,192,542.72
  4. Step 4: Simplify right side
    54,715,007.52x = 2,354,934,912,424,444
  5. Step 5: Solve for x
    x = 2,354,934,912,424,444/54,715,007.52
  6. Step 6: Final answer
    x = 43,040,018.07

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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.