Home / 20,183,906.40-30,244,858.32-13,698,553.92

Finding the Fourth Proportional to 20,183,906.40, 30,244,858.32 and 13,698,553.92

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Solution

The fourth proportional to 20,183,906.40, 30,244,858.32 and 13,698,553.92 is: 20,526,790.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,183,906.40 : 30,244,858.32 = 13,698,553.92 : x
  2. Step 2: Convert to fraction form
    20,183,906.40/30,244,858.32 = 13,698,553.92/x
  3. Step 3: Cross multiply
    20,183,906.40x = 30,244,858.32 × 13,698,553.92
  4. Step 4: Simplify right side
    20,183,906.40x = 414,310,822,499,280.62
  5. Step 5: Solve for x
    x = 414,310,822,499,280.62/20,183,906.40
  6. Step 6: Final answer
    x = 20,526,790.72

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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.