Home / 7,763,743.20-11,647,775.07-3,387,265.14

Finding the Fourth Proportional to 7,763,743.20, 11,647,775.07 and 3,387,265.14

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Solution

The fourth proportional to 7,763,743.20, 11,647,775.07 and 3,387,265.14 is: 5,081,840.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,763,743.20 : 11,647,775.07 = 3,387,265.14 : x
  2. Step 2: Convert to fraction form
    7,763,743.20/11,647,775.07 = 3,387,265.14/x
  3. Step 3: Cross multiply
    7,763,743.20x = 11,647,775.07 × 3,387,265.14
  4. Step 4: Simplify right side
    7,763,743.20x = 39,454,102,453,172.06
  5. Step 5: Solve for x
    x = 39,454,102,453,172.06/7,763,743.20
  6. Step 6: Final answer
    x = 5,081,840.22

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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.