Home / 14,368,552.92-19,828,321.97-7,842,229.17

Finding the Fourth Proportional to 14,368,552.92, 19,828,321.97 and 7,842,229.17

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Solution

The fourth proportional to 14,368,552.92, 19,828,321.97 and 7,842,229.17 is: 10,822,122.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,368,552.92 : 19,828,321.97 = 7,842,229.17 : x
  2. Step 2: Convert to fraction form
    14,368,552.92/19,828,321.97 = 7,842,229.17/x
  3. Step 3: Cross multiply
    14,368,552.92x = 19,828,321.97 × 7,842,229.17
  4. Step 4: Simplify right side
    14,368,552.92x = 155,498,244,906,074.72
  5. Step 5: Solve for x
    x = 155,498,244,906,074.72/14,368,552.92
  6. Step 6: Final answer
    x = 10,822,122.85

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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.