Home / 5,166,859.20-7,131,252.48-3,421,452.16

Finding the Fourth Proportional to 5,166,859.20, 7,131,252.48 and 3,421,452.16

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Solution

The fourth proportional to 5,166,859.20, 7,131,252.48 and 3,421,452.16 is: 4,722,257.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,166,859.20 : 7,131,252.48 = 3,421,452.16 : x
  2. Step 2: Convert to fraction form
    5,166,859.20/7,131,252.48 = 3,421,452.16/x
  3. Step 3: Cross multiply
    5,166,859.20x = 7,131,252.48 × 3,421,452.16
  4. Step 4: Simplify right side
    5,166,859.20x = 24,399,239,201,201.36
  5. Step 5: Solve for x
    x = 24,399,239,201,201.36/5,166,859.20
  6. Step 6: Final answer
    x = 4,722,257.42

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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.