Home / 17,071,939.20-25,607,908.80-15,278,325.83

Finding the Fourth Proportional to 17,071,939.20, 25,607,908.80 and 15,278,325.83

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Solution

The fourth proportional to 17,071,939.20, 25,607,908.80 and 15,278,325.83 is: 22,917,488.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,071,939.20 : 25,607,908.80 = 15,278,325.83 : x
  2. Step 2: Convert to fraction form
    17,071,939.20/25,607,908.80 = 15,278,325.83/x
  3. Step 3: Cross multiply
    17,071,939.20x = 25,607,908.80 × 15,278,325.83
  4. Step 4: Simplify right side
    17,071,939.20x = 391,245,974,343,284.75
  5. Step 5: Solve for x
    x = 391,245,974,343,284.75/17,071,939.20
  6. Step 6: Final answer
    x = 22,917,488.74

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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.