Home / 5,629,832.66-7,769,999.20-3,565,036.78

Finding the Fourth Proportional to 5,629,832.66, 7,769,999.20 and 3,565,036.78

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Solution

The fourth proportional to 5,629,832.66, 7,769,999.20 and 3,565,036.78 is: 4,920,276.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,629,832.66 : 7,769,999.20 = 3,565,036.78 : x
  2. Step 2: Convert to fraction form
    5,629,832.66/7,769,999.20 = 3,565,036.78/x
  3. Step 3: Cross multiply
    5,629,832.66x = 7,769,999.20 × 3,565,036.78
  4. Step 4: Simplify right side
    5,629,832.66x = 27,700,332,928,570.57
  5. Step 5: Solve for x
    x = 27,700,332,928,570.57/5,629,832.66
  6. Step 6: Final answer
    x = 4,920,276.43

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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.