Home / 17,917,728-26,876,690.42-4,454,556

Finding the Fourth Proportional to 17,917,728, 26,876,690.42 and 4,454,556

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Solution

The fourth proportional to 17,917,728, 26,876,690.42 and 4,454,556 is: 6,681,858.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,917,728 : 26,876,690.42 = 4,454,556 : x
  2. Step 2: Convert to fraction form
    17,917,728/26,876,690.42 = 4,454,556/x
  3. Step 3: Cross multiply
    17,917,728x = 26,876,690.42 × 4,454,556
  4. Step 4: Simplify right side
    17,917,728x = 119,723,722,548,280.73
  5. Step 5: Solve for x
    x = 119,723,722,548,280.73/17,917,728
  6. Step 6: Final answer
    x = 6,681,858.47

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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.