Home / 17,071,942.20-25,607,913.30-15,278,328.83

Finding the Fourth Proportional to 17,071,942.20, 25,607,913.30 and 15,278,328.83

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Solution

The fourth proportional to 17,071,942.20, 25,607,913.30 and 15,278,328.83 is: 22,917,493.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,071,942.20 : 25,607,913.30 = 15,278,328.83 : x
  2. Step 2: Convert to fraction form
    17,071,942.20/25,607,913.30 = 15,278,328.83/x
  3. Step 3: Cross multiply
    17,071,942.20x = 25,607,913.30 × 15,278,328.83
  4. Step 4: Simplify right side
    17,071,942.20x = 391,246,119,919,490.88
  5. Step 5: Solve for x
    x = 391,246,119,919,490.88/17,071,942.20
  6. Step 6: Final answer
    x = 22,917,493.24

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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.