Home / 6,192,276.30-9,288,414.45-2,147,419.80

Finding the Fourth Proportional to 6,192,276.30, 9,288,414.45 and 2,147,419.80

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Solution

The fourth proportional to 6,192,276.30, 9,288,414.45 and 2,147,419.80 is: 3,221,129.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,192,276.30 : 9,288,414.45 = 2,147,419.80 : x
  2. Step 2: Convert to fraction form
    6,192,276.30/9,288,414.45 = 2,147,419.80/x
  3. Step 3: Cross multiply
    6,192,276.30x = 9,288,414.45 × 2,147,419.80
  4. Step 4: Simplify right side
    6,192,276.30x = 19,946,125,100,536.11
  5. Step 5: Solve for x
    x = 19,946,125,100,536.11/6,192,276.30
  6. Step 6: Final answer
    x = 3,221,129.70

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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.