Home / 17,739,190.20-26,608,785.30-6,378,162.60

Finding the Fourth Proportional to 17,739,190.20, 26,608,785.30 and 6,378,162.60

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Solution

The fourth proportional to 17,739,190.20, 26,608,785.30 and 6,378,162.60 is: 9,567,243.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,739,190.20 : 26,608,785.30 = 6,378,162.60 : x
  2. Step 2: Convert to fraction form
    17,739,190.20/26,608,785.30 = 6,378,162.60/x
  3. Step 3: Cross multiply
    17,739,190.20x = 26,608,785.30 × 6,378,162.60
  4. Step 4: Simplify right side
    17,739,190.20x = 169,715,159,231,889.78
  5. Step 5: Solve for x
    x = 169,715,159,231,889.78/17,739,190.20
  6. Step 6: Final answer
    x = 9,567,243.90

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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.