Home / 10,323,604.62-15,485,355.09-2,647,215.18

Finding the Fourth Proportional to 10,323,604.62, 15,485,355.09 and 2,647,215.18

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Solution

The fourth proportional to 10,323,604.62, 15,485,355.09 and 2,647,215.18 is: 3,970,809.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,323,604.62 : 15,485,355.09 = 2,647,215.18 : x
  2. Step 2: Convert to fraction form
    10,323,604.62/15,485,355.09 = 2,647,215.18/x
  3. Step 3: Cross multiply
    10,323,604.62x = 15,485,355.09 × 2,647,215.18
  4. Step 4: Simplify right side
    10,323,604.62x = 40,993,067,061,938.27
  5. Step 5: Solve for x
    x = 40,993,067,061,938.27/10,323,604.62
  6. Step 6: Final answer
    x = 3,970,809.48

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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.