Home / 18,444,613.70-27,666,920.55-18,192,671.30

Finding the Fourth Proportional to 18,444,613.70, 27,666,920.55 and 18,192,671.30

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Solution

The fourth proportional to 18,444,613.70, 27,666,920.55 and 18,192,671.30 is: 27,289,006.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,444,613.70 : 27,666,920.55 = 18,192,671.30 : x
  2. Step 2: Convert to fraction form
    18,444,613.70/27,666,920.55 = 18,192,671.30/x
  3. Step 3: Cross multiply
    18,444,613.70x = 27,666,920.55 × 18,192,671.30
  4. Step 4: Simplify right side
    18,444,613.70x = 503,335,191,449,365.25
  5. Step 5: Solve for x
    x = 503,335,191,449,365.25/18,444,613.70
  6. Step 6: Final answer
    x = 27,289,006.95

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1.5x scale

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.