Home / 17,979,644.80-26,969,467.20-11,933,027.20

Finding the Fourth Proportional to 17,979,644.80, 26,969,467.20 and 11,933,027.20

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Solution

The fourth proportional to 17,979,644.80, 26,969,467.20 and 11,933,027.20 is: 17,899,540.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,979,644.80 : 26,969,467.20 = 11,933,027.20 : x
  2. Step 2: Convert to fraction form
    17,979,644.80/26,969,467.20 = 11,933,027.20/x
  3. Step 3: Cross multiply
    17,979,644.80x = 26,969,467.20 × 11,933,027.20
  4. Step 4: Simplify right side
    17,979,644.80x = 321,827,385,667,107.81
  5. Step 5: Solve for x
    x = 321,827,385,667,107.81/17,979,644.80
  6. Step 6: Final answer
    x = 17,899,540.80

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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.