Home / 20,095,819.62-30,147,712.20-5,719,453.62

Finding the Fourth Proportional to 20,095,819.62, 30,147,712.20 and 5,719,453.62

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Solution

The fourth proportional to 20,095,819.62, 30,147,712.20 and 5,719,453.62 is: 8,580,313.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,095,819.62 : 30,147,712.20 = 5,719,453.62 : x
  2. Step 2: Convert to fraction form
    20,095,819.62/30,147,712.20 = 5,719,453.62/x
  3. Step 3: Cross multiply
    20,095,819.62x = 30,147,712.20 × 5,719,453.62
  4. Step 4: Simplify right side
    20,095,819.62x = 172,428,441,677,008.16
  5. Step 5: Solve for x
    x = 172,428,441,677,008.16/20,095,819.62
  6. Step 6: Final answer
    x = 8,580,313.96

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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.