Home / 6,729,769.21-9,287,033.74-3,673,983.37

Finding the Fourth Proportional to 6,729,769.21, 9,287,033.74 and 3,673,983.37

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Solution

The fourth proportional to 6,729,769.21, 9,287,033.74 and 3,673,983.37 is: 5,070,070.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,729,769.21 : 9,287,033.74 = 3,673,983.37 : x
  2. Step 2: Convert to fraction form
    6,729,769.21/9,287,033.74 = 3,673,983.37/x
  3. Step 3: Cross multiply
    6,729,769.21x = 9,287,033.74 × 3,673,983.37
  4. Step 4: Simplify right side
    6,729,769.21x = 34,120,407,517,388.91
  5. Step 5: Solve for x
    x = 34,120,407,517,388.91/6,729,769.21
  6. Step 6: Final answer
    x = 5,070,070.97

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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.