Home / 36,193,218.80-54,297,701.40-11,928,016.40

Finding the Fourth Proportional to 36,193,218.80, 54,297,701.40 and 11,928,016.40

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Solution

The fourth proportional to 36,193,218.80, 54,297,701.40 and 11,928,016.40 is: 17,894,619.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,193,218.80 : 54,297,701.40 = 11,928,016.40 : x
  2. Step 2: Convert to fraction form
    36,193,218.80/54,297,701.40 = 11,928,016.40/x
  3. Step 3: Cross multiply
    36,193,218.80x = 54,297,701.40 × 11,928,016.40
  4. Step 4: Simplify right side
    36,193,218.80x = 647,663,872,781,503
  5. Step 5: Solve for x
    x = 647,663,872,781,503/36,193,218.80
  6. Step 6: Final answer
    x = 17,894,619.33

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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.