Home / 27,286,958.20-40,936,342.20-8,119,652.80

Finding the Fourth Proportional to 27,286,958.20, 40,936,342.20 and 8,119,652.80

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Solution

The fourth proportional to 27,286,958.20, 40,936,342.20 and 8,119,652.80 is: 12,181,236.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,286,958.20 : 40,936,342.20 = 8,119,652.80 : x
  2. Step 2: Convert to fraction form
    27,286,958.20/40,936,342.20 = 8,119,652.80/x
  3. Step 3: Cross multiply
    27,286,958.20x = 40,936,342.20 × 8,119,652.80
  4. Step 4: Simplify right side
    27,286,958.20x = 332,388,885,565,988.19
  5. Step 5: Solve for x
    x = 332,388,885,565,988.19/27,286,958.20
  6. Step 6: Final answer
    x = 12,181,236.29

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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.