Home / 11,555,046.38-15,945,769.16-6,398,297.20

Finding the Fourth Proportional to 11,555,046.38, 15,945,769.16 and 6,398,297.20

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Solution

The fourth proportional to 11,555,046.38, 15,945,769.16 and 6,398,297.20 is: 8,829,542.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,555,046.38 : 15,945,769.16 = 6,398,297.20 : x
  2. Step 2: Convert to fraction form
    11,555,046.38/15,945,769.16 = 6,398,297.20/x
  3. Step 3: Cross multiply
    11,555,046.38x = 15,945,769.16 × 6,398,297.20
  4. Step 4: Simplify right side
    11,555,046.38x = 102,025,770,168,274.36
  5. Step 5: Solve for x
    x = 102,025,770,168,274.36/11,555,046.38
  6. Step 6: Final answer
    x = 8,829,542.25

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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.