Home / 5,987,919.49-8,260,721.69-3,664,915.43

Finding the Fourth Proportional to 5,987,919.49, 8,260,721.69 and 3,664,915.43

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Solution

The fourth proportional to 5,987,919.49, 8,260,721.69 and 3,664,915.43 is: 5,055,987.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,987,919.49 : 8,260,721.69 = 3,664,915.43 : x
  2. Step 2: Convert to fraction form
    5,987,919.49/8,260,721.69 = 3,664,915.43/x
  3. Step 3: Cross multiply
    5,987,919.49x = 8,260,721.69 × 3,664,915.43
  4. Step 4: Simplify right side
    5,987,919.49x = 30,274,846,324,988.49
  5. Step 5: Solve for x
    x = 30,274,846,324,988.49/5,987,919.49
  6. Step 6: Final answer
    x = 5,055,987.54

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.