Home / 20,025,793.27-27,636,138.09-11,325,266.98

Finding the Fourth Proportional to 20,025,793.27, 27,636,138.09 and 11,325,266.98

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Solution

The fourth proportional to 20,025,793.27, 27,636,138.09 and 11,325,266.98 is: 15,629,175.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,025,793.27 : 27,636,138.09 = 11,325,266.98 : x
  2. Step 2: Convert to fraction form
    20,025,793.27/27,636,138.09 = 11,325,266.98/x
  3. Step 3: Cross multiply
    20,025,793.27x = 27,636,138.09 × 11,325,266.98
  4. Step 4: Simplify right side
    20,025,793.27x = 312,986,642,165,397.25
  5. Step 5: Solve for x
    x = 312,986,642,165,397.25/20,025,793.27
  6. Step 6: Final answer
    x = 15,629,175.73

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.