Home / 20,100,823.92-27,741,600.36-11,840,460.12

Finding the Fourth Proportional to 20,100,823.92, 27,741,600.36 and 11,840,460.12

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Solution

The fourth proportional to 20,100,823.92, 27,741,600.36 and 11,840,460.12 is: 16,341,286.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,100,823.92 : 27,741,600.36 = 11,840,460.12 : x
  2. Step 2: Convert to fraction form
    20,100,823.92/27,741,600.36 = 11,840,460.12/x
  3. Step 3: Cross multiply
    20,100,823.92x = 27,741,600.36 × 11,840,460.12
  4. Step 4: Simplify right side
    20,100,823.92x = 328,473,312,727,557.62
  5. Step 5: Solve for x
    x = 328,473,312,727,557.62/20,100,823.92
  6. Step 6: Final answer
    x = 16,341,286.01

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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.