Home / 18,416,590.94-27,620,172.72-5,459,711.73

Finding the Fourth Proportional to 18,416,590.94, 27,620,172.72 and 5,459,711.73

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Solution

The fourth proportional to 18,416,590.94, 27,620,172.72 and 5,459,711.73 is: 8,188,170.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,416,590.94 : 27,620,172.72 = 5,459,711.73 : x
  2. Step 2: Convert to fraction form
    18,416,590.94/27,620,172.72 = 5,459,711.73/x
  3. Step 3: Cross multiply
    18,416,590.94x = 27,620,172.72 × 5,459,711.73
  4. Step 4: Simplify right side
    18,416,590.94x = 150,798,180,984,010
  5. Step 5: Solve for x
    x = 150,798,180,984,010/18,416,590.94
  6. Step 6: Final answer
    x = 8,188,170.19

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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.