Home / 19,895,003.20-29,857,250.40-13,161,179.20

Finding the Fourth Proportional to 19,895,003.20, 29,857,250.40 and 13,161,179.20

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Solution

The fourth proportional to 19,895,003.20, 29,857,250.40 and 13,161,179.20 is: 19,751,523.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,895,003.20 : 29,857,250.40 = 13,161,179.20 : x
  2. Step 2: Convert to fraction form
    19,895,003.20/29,857,250.40 = 13,161,179.20/x
  3. Step 3: Cross multiply
    19,895,003.20x = 29,857,250.40 × 13,161,179.20
  4. Step 4: Simplify right side
    19,895,003.20x = 392,956,622,933,671.62
  5. Step 5: Solve for x
    x = 392,956,622,933,671.62/19,895,003.20
  6. Step 6: Final answer
    x = 19,751,523.48

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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.