Home / 5,777,781.32-7,972,556.28-3,199,395.80

Finding the Fourth Proportional to 5,777,781.32, 7,972,556.28 and 3,199,395.80

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Solution

The fourth proportional to 5,777,781.32, 7,972,556.28 and 3,199,395.80 is: 4,414,733.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,777,781.32 : 7,972,556.28 = 3,199,395.80 : x
  2. Step 2: Convert to fraction form
    5,777,781.32/7,972,556.28 = 3,199,395.80/x
  3. Step 3: Cross multiply
    5,777,781.32x = 7,972,556.28 × 3,199,395.80
  4. Step 4: Simplify right side
    5,777,781.32x = 25,507,363,077,495.62
  5. Step 5: Solve for x
    x = 25,507,363,077,495.62/5,777,781.32
  6. Step 6: Final answer
    x = 4,414,733.21

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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.