Home / 6,443,613.75-8,891,959.36-3,542,984.31

Finding the Fourth Proportional to 6,443,613.75, 8,891,959.36 and 3,542,984.31

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Solution

The fourth proportional to 6,443,613.75, 8,891,959.36 and 3,542,984.31 is: 4,889,193.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,443,613.75 : 8,891,959.36 = 3,542,984.31 : x
  2. Step 2: Convert to fraction form
    6,443,613.75/8,891,959.36 = 3,542,984.31/x
  3. Step 3: Cross multiply
    6,443,613.75x = 8,891,959.36 × 3,542,984.31
  4. Step 4: Simplify right side
    6,443,613.75x = 31,504,072,497,637.64
  5. Step 5: Solve for x
    x = 31,504,072,497,637.64/6,443,613.75
  6. Step 6: Final answer
    x = 4,889,193.19

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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.