Home / 27,217,599.20-40,845,061.20-12,082,392.80

Finding the Fourth Proportional to 27,217,599.20, 40,845,061.20 and 12,082,392.80

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Solution

The fourth proportional to 27,217,599.20, 40,845,061.20 and 12,082,392.80 is: 18,131,873.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,217,599.20 : 40,845,061.20 = 12,082,392.80 : x
  2. Step 2: Convert to fraction form
    27,217,599.20/40,845,061.20 = 12,082,392.80/x
  3. Step 3: Cross multiply
    27,217,599.20x = 40,845,061.20 × 12,082,392.80
  4. Step 4: Simplify right side
    27,217,599.20x = 493,506,073,358,439.44
  5. Step 5: Solve for x
    x = 493,506,073,358,439.44/27,217,599.20
  6. Step 6: Final answer
    x = 18,131,873.78

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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.