Home / 13,998,273.92-20,995,416.96-4,412,406.72

Finding the Fourth Proportional to 13,998,273.92, 20,995,416.96 and 4,412,406.72

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Solution

The fourth proportional to 13,998,273.92, 20,995,416.96 and 4,412,406.72 is: 6,617,981.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,998,273.92 : 20,995,416.96 = 4,412,406.72 : x
  2. Step 2: Convert to fraction form
    13,998,273.92/20,995,416.96 = 4,412,406.72/x
  3. Step 3: Cross multiply
    13,998,273.92x = 20,995,416.96 × 4,412,406.72
  4. Step 4: Simplify right side
    13,998,273.92x = 92,640,318,883,505.97
  5. Step 5: Solve for x
    x = 92,640,318,883,505.97/13,998,273.92
  6. Step 6: Final answer
    x = 6,617,981.57

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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.