Home / 5,777,323.36-7,972,790.16-3,198,999.20

Finding the Fourth Proportional to 5,777,323.36, 7,972,790.16 and 3,198,999.20

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Solution

The fourth proportional to 5,777,323.36, 7,972,790.16 and 3,198,999.20 is: 4,414,665.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,777,323.36 : 7,972,790.16 = 3,198,999.20 : x
  2. Step 2: Convert to fraction form
    5,777,323.36/7,972,790.16 = 3,198,999.20/x
  3. Step 3: Cross multiply
    5,777,323.36x = 7,972,790.16 × 3,198,999.20
  4. Step 4: Simplify right side
    5,777,323.36x = 25,504,949,343,607.88
  5. Step 5: Solve for x
    x = 25,504,949,343,607.88/5,777,323.36
  6. Step 6: Final answer
    x = 4,414,665.37

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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.