Home / 7,328,082.40-11,002,621.20-4,139,436.40

Finding the Fourth Proportional to 7,328,082.40, 11,002,621.20 and 4,139,436.40

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Solution

The fourth proportional to 7,328,082.40, 11,002,621.20 and 4,139,436.40 is: 6,215,084.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,328,082.40 : 11,002,621.20 = 4,139,436.40 : x
  2. Step 2: Convert to fraction form
    7,328,082.40/11,002,621.20 = 4,139,436.40/x
  3. Step 3: Cross multiply
    7,328,082.40x = 11,002,621.20 × 4,139,436.40
  4. Step 4: Simplify right side
    7,328,082.40x = 45,544,650,690,691.68
  5. Step 5: Solve for x
    x = 45,544,650,690,691.68/7,328,082.40
  6. Step 6: Final answer
    x = 6,215,084.41

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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.