Home / 6,343,839.09-8,754,476.22-3,443,229.90

Finding the Fourth Proportional to 6,343,839.09, 8,754,476.22 and 3,443,229.90

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Solution

The fourth proportional to 6,343,839.09, 8,754,476.22 and 3,443,229.90 is: 4,751,645.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,343,839.09 : 8,754,476.22 = 3,443,229.90 : x
  2. Step 2: Convert to fraction form
    6,343,839.09/8,754,476.22 = 3,443,229.90/x
  3. Step 3: Cross multiply
    6,343,839.09x = 8,754,476.22 × 3,443,229.90
  4. Step 4: Simplify right side
    6,343,839.09x = 30,143,674,279,542.98
  5. Step 5: Solve for x
    x = 30,143,674,279,542.98/6,343,839.09
  6. Step 6: Final answer
    x = 4,751,645.47

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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.