Home / 18,392,696.20-27,589,044.30-8,803,138.60

Finding the Fourth Proportional to 18,392,696.20, 27,589,044.30 and 8,803,138.60

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Solution

The fourth proportional to 18,392,696.20, 27,589,044.30 and 8,803,138.60 is: 13,204,707.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,392,696.20 : 27,589,044.30 = 8,803,138.60 : x
  2. Step 2: Convert to fraction form
    18,392,696.20/27,589,044.30 = 8,803,138.60/x
  3. Step 3: Cross multiply
    18,392,696.20x = 27,589,044.30 × 8,803,138.60
  4. Step 4: Simplify right side
    18,392,696.20x = 242,870,180,814,439.97
  5. Step 5: Solve for x
    x = 242,870,180,814,439.97/18,392,696.20
  6. Step 6: Final answer
    x = 13,204,707.90

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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.