Home / 7,763,743.70-11,647,775.82-3,387,265.64

Finding the Fourth Proportional to 7,763,743.70, 11,647,775.82 and 3,387,265.64

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Solution

The fourth proportional to 7,763,743.70, 11,647,775.82 and 3,387,265.64 is: 5,081,840.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,763,743.70 : 11,647,775.82 = 3,387,265.64 : x
  2. Step 2: Convert to fraction form
    7,763,743.70/11,647,775.82 = 3,387,265.64/x
  3. Step 3: Cross multiply
    7,763,743.70x = 11,647,775.82 × 3,387,265.64
  4. Step 4: Simplify right side
    7,763,743.70x = 39,454,110,817,508.83
  5. Step 5: Solve for x
    x = 39,454,110,817,508.83/7,763,743.70
  6. Step 6: Final answer
    x = 5,081,840.97

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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.