Home / 18,144,695.70-27,217,043.55-8,066,999.70

Finding the Fourth Proportional to 18,144,695.70, 27,217,043.55 and 8,066,999.70

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Solution

The fourth proportional to 18,144,695.70, 27,217,043.55 and 8,066,999.70 is: 12,100,499.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,144,695.70 : 27,217,043.55 = 8,066,999.70 : x
  2. Step 2: Convert to fraction form
    18,144,695.70/27,217,043.55 = 8,066,999.70/x
  3. Step 3: Cross multiply
    18,144,695.70x = 27,217,043.55 × 8,066,999.70
  4. Step 4: Simplify right side
    18,144,695.70x = 219,559,882,152,736.94
  5. Step 5: Solve for x
    x = 219,559,882,152,736.94/18,144,695.70
  6. Step 6: Final answer
    x = 12,100,499.55

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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.