Home / 7,269,203.90-10,031,540.84-4,171,480.60

Finding the Fourth Proportional to 7,269,203.90, 10,031,540.84 and 4,171,480.60

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Solution

The fourth proportional to 7,269,203.90, 10,031,540.84 and 4,171,480.60 is: 5,756,665.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,269,203.90 : 10,031,540.84 = 4,171,480.60 : x
  2. Step 2: Convert to fraction form
    7,269,203.90/10,031,540.84 = 4,171,480.60/x
  3. Step 3: Cross multiply
    7,269,203.90x = 10,031,540.84 × 4,171,480.60
  4. Step 4: Simplify right side
    7,269,203.90x = 41,846,378,002,167.70
  5. Step 5: Solve for x
    x = 41,846,378,002,167.70/7,269,203.90
  6. Step 6: Final answer
    x = 5,756,665.87

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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.