Home / 18,451,969.70-27,677,954.55-7,092,788.90

Finding the Fourth Proportional to 18,451,969.70, 27,677,954.55 and 7,092,788.90

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Solution

The fourth proportional to 18,451,969.70, 27,677,954.55 and 7,092,788.90 is: 10,639,183.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,451,969.70 : 27,677,954.55 = 7,092,788.90 : x
  2. Step 2: Convert to fraction form
    18,451,969.70/27,677,954.55 = 7,092,788.90/x
  3. Step 3: Cross multiply
    18,451,969.70x = 27,677,954.55 × 7,092,788.90
  4. Step 4: Simplify right side
    18,451,969.70x = 196,313,888,806,944.50
  5. Step 5: Solve for x
    x = 196,313,888,806,944.50/18,451,969.70
  6. Step 6: Final answer
    x = 10,639,183.35

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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.