Home / 18,436,919.73-25,442,945.22-10,176,979.85

Finding the Fourth Proportional to 18,436,919.73, 25,442,945.22 and 10,176,979.85

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Solution

The fourth proportional to 18,436,919.73, 25,442,945.22 and 10,176,979.85 is: 14,044,229.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,436,919.73 : 25,442,945.22 = 10,176,979.85 : x
  2. Step 2: Convert to fraction form
    18,436,919.73/25,442,945.22 = 10,176,979.85/x
  3. Step 3: Cross multiply
    18,436,919.73x = 25,442,945.22 × 10,176,979.85
  4. Step 4: Simplify right side
    18,436,919.73x = 258,932,340,701,379.09
  5. Step 5: Solve for x
    x = 258,932,340,701,379.09/18,436,919.73
  6. Step 6: Final answer
    x = 14,044,229.97

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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.