Home / 6,343,743.50-8,754,375.65-3,443,135.43

Finding the Fourth Proportional to 6,343,743.50, 8,754,375.65 and 3,443,135.43

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Solution

The fourth proportional to 6,343,743.50, 8,754,375.65 and 3,443,135.43 is: 4,751,532.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,343,743.50 : 8,754,375.65 = 3,443,135.43 : x
  2. Step 2: Convert to fraction form
    6,343,743.50/8,754,375.65 = 3,443,135.43/x
  3. Step 3: Cross multiply
    6,343,743.50x = 8,754,375.65 × 3,443,135.43
  4. Step 4: Simplify right side
    6,343,743.50x = 30,142,500,968,044.28
  5. Step 5: Solve for x
    x = 30,142,500,968,044.28/6,343,743.50
  6. Step 6: Final answer
    x = 4,751,532.11

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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.