Home / 18,093,485.70-27,140,228.55-8,015,789.70

Finding the Fourth Proportional to 18,093,485.70, 27,140,228.55 and 8,015,789.70

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Solution

The fourth proportional to 18,093,485.70, 27,140,228.55 and 8,015,789.70 is: 12,023,684.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,093,485.70 : 27,140,228.55 = 8,015,789.70 : x
  2. Step 2: Convert to fraction form
    18,093,485.70/27,140,228.55 = 8,015,789.70/x
  3. Step 3: Cross multiply
    18,093,485.70x = 27,140,228.55 × 8,015,789.70
  4. Step 4: Simplify right side
    18,093,485.70x = 217,550,364,466,735.94
  5. Step 5: Solve for x
    x = 217,550,364,466,735.94/18,093,485.70
  6. Step 6: Final answer
    x = 12,023,684.55

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Similar ratio
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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.