Home / 27,680,441.40-41,520,662.10-8,511,167.70

Finding the Fourth Proportional to 27,680,441.40, 41,520,662.10 and 8,511,167.70

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Solution

The fourth proportional to 27,680,441.40, 41,520,662.10 and 8,511,167.70 is: 12,766,751.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,680,441.40 : 41,520,662.10 = 8,511,167.70 : x
  2. Step 2: Convert to fraction form
    27,680,441.40/41,520,662.10 = 8,511,167.70/x
  3. Step 3: Cross multiply
    27,680,441.40x = 41,520,662.10 × 8,511,167.70
  4. Step 4: Simplify right side
    27,680,441.40x = 353,389,318,148,134.12
  5. Step 5: Solve for x
    x = 353,389,318,148,134.12/27,680,441.40
  6. Step 6: Final answer
    x = 12,766,751.55

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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.