Home / 14,667,382.44-20,239,346.16-8,141,286.96

Finding the Fourth Proportional to 14,667,382.44, 20,239,346.16 and 8,141,286.96

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Solution

The fourth proportional to 14,667,382.44, 20,239,346.16 and 8,141,286.96 is: 11,234,064.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,667,382.44 : 20,239,346.16 = 8,141,286.96 : x
  2. Step 2: Convert to fraction form
    14,667,382.44/20,239,346.16 = 8,141,286.96/x
  3. Step 3: Cross multiply
    14,667,382.44x = 20,239,346.16 × 8,141,286.96
  4. Step 4: Simplify right side
    14,667,382.44x = 164,774,324,971,334.06
  5. Step 5: Solve for x
    x = 164,774,324,971,334.06/14,667,382.44
  6. Step 6: Final answer
    x = 11,234,064.81

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.