Home / 50,979,943.94-76,469,990.97-38,917,894.82

Finding the Fourth Proportional to 50,979,943.94, 76,469,990.97 and 38,917,894.82

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Solution

The fourth proportional to 50,979,943.94, 76,469,990.97 and 38,917,894.82 is: 58,376,899.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,979,943.94 : 76,469,990.97 = 38,917,894.82 : x
  2. Step 2: Convert to fraction form
    50,979,943.94/76,469,990.97 = 38,917,894.82/x
  3. Step 3: Cross multiply
    50,979,943.94x = 76,469,990.97 × 38,917,894.82
  4. Step 4: Simplify right side
    50,979,943.94x = 2,976,051,065,456,810
  5. Step 5: Solve for x
    x = 2,976,051,065,456,810/50,979,943.94
  6. Step 6: Final answer
    x = 58,376,899.53

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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.