Home / 20,414,621.04-30,618,610.05-8,283,594.48

Finding the Fourth Proportional to 20,414,621.04, 30,618,610.05 and 8,283,594.48

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Solution

The fourth proportional to 20,414,621.04, 30,618,610.05 and 8,283,594.48 is: 12,424,043.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,414,621.04 : 30,618,610.05 = 8,283,594.48 : x
  2. Step 2: Convert to fraction form
    20,414,621.04/30,618,610.05 = 8,283,594.48/x
  3. Step 3: Cross multiply
    20,414,621.04x = 30,618,610.05 × 8,283,594.48
  4. Step 4: Simplify right side
    20,414,621.04x = 253,632,149,195,452.53
  5. Step 5: Solve for x
    x = 253,632,149,195,452.53/20,414,621.04
  6. Step 6: Final answer
    x = 12,424,043.96

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.