Home / 27,286,877.70-40,936,221.45-8,119,572.30

Finding the Fourth Proportional to 27,286,877.70, 40,936,221.45 and 8,119,572.30

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Solution

The fourth proportional to 27,286,877.70, 40,936,221.45 and 8,119,572.30 is: 12,181,115.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,286,877.70 : 40,936,221.45 = 8,119,572.30 : x
  2. Step 2: Convert to fraction form
    27,286,877.70/40,936,221.45 = 8,119,572.30/x
  3. Step 3: Cross multiply
    27,286,877.70x = 40,936,221.45 × 8,119,572.30
  4. Step 4: Simplify right side
    27,286,877.70x = 332,384,609,752,085.88
  5. Step 5: Solve for x
    x = 332,384,609,752,085.88/27,286,877.70
  6. Step 6: Final answer
    x = 12,181,115.53

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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.