Home / 12,393,082.80-18,589,624.20-11,011,336.20

Finding the Fourth Proportional to 12,393,082.80, 18,589,624.20 and 11,011,336.20

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Solution

The fourth proportional to 12,393,082.80, 18,589,624.20 and 11,011,336.20 is: 16,517,004.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,393,082.80 : 18,589,624.20 = 11,011,336.20 : x
  2. Step 2: Convert to fraction form
    12,393,082.80/18,589,624.20 = 11,011,336.20/x
  3. Step 3: Cross multiply
    12,393,082.80x = 18,589,624.20 × 11,011,336.20
  4. Step 4: Simplify right side
    12,393,082.80x = 204,696,601,897,856.03
  5. Step 5: Solve for x
    x = 204,696,601,897,856.03/12,393,082.80
  6. Step 6: Final answer
    x = 16,517,004.30

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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.