Home / 5,781,768.08-7,978,571.16-3,168,256.64

Finding the Fourth Proportional to 5,781,768.08, 7,978,571.16 and 3,168,256.64

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Solution

The fourth proportional to 5,781,768.08, 7,978,571.16 and 3,168,256.64 is: 4,372,046.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,781,768.08 : 7,978,571.16 = 3,168,256.64 : x
  2. Step 2: Convert to fraction form
    5,781,768.08/7,978,571.16 = 3,168,256.64/x
  3. Step 3: Cross multiply
    5,781,768.08x = 7,978,571.16 × 3,168,256.64
  4. Step 4: Simplify right side
    5,781,768.08x = 25,278,161,055,382.50
  5. Step 5: Solve for x
    x = 25,278,161,055,382.50/5,781,768.08
  6. Step 6: Final answer
    x = 4,372,046.87

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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.