Home / 19,498,219.20-26,899,205.76-11,758,861.44

Finding the Fourth Proportional to 19,498,219.20, 26,899,205.76 and 11,758,861.44

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Solution

The fourth proportional to 19,498,219.20, 26,899,205.76 and 11,758,861.44 is: 16,222,201.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,498,219.20 : 26,899,205.76 = 11,758,861.44 : x
  2. Step 2: Convert to fraction form
    19,498,219.20/26,899,205.76 = 11,758,861.44/x
  3. Step 3: Cross multiply
    19,498,219.20x = 26,899,205.76 × 11,758,861.44
  4. Step 4: Simplify right side
    19,498,219.20x = 316,304,033,377,889.88
  5. Step 5: Solve for x
    x = 316,304,033,377,889.88/19,498,219.20
  6. Step 6: Final answer
    x = 16,222,201.12

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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.