Home / 6,743,512.11-9,306,767.90-4,131,749.48

Finding the Fourth Proportional to 6,743,512.11, 9,306,767.90 and 4,131,749.48

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Solution

The fourth proportional to 6,743,512.11, 9,306,767.90 and 4,131,749.48 is: 5,702,256.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,743,512.11 : 9,306,767.90 = 4,131,749.48 : x
  2. Step 2: Convert to fraction form
    6,743,512.11/9,306,767.90 = 4,131,749.48/x
  3. Step 3: Cross multiply
    6,743,512.11x = 9,306,767.90 × 4,131,749.48
  4. Step 4: Simplify right side
    6,743,512.11x = 38,453,233,431,305.70
  5. Step 5: Solve for x
    x = 38,453,233,431,305.70/6,743,512.11
  6. Step 6: Final answer
    x = 5,702,256.15

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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.