Home / 5,469,795.40-8,212,080.30-3,197,648.20

Finding the Fourth Proportional to 5,469,795.40, 8,212,080.30 and 3,197,648.20

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Solution

The fourth proportional to 5,469,795.40, 8,212,080.30 and 3,197,648.20 is: 4,800,790.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,469,795.40 : 8,212,080.30 = 3,197,648.20 : x
  2. Step 2: Convert to fraction form
    5,469,795.40/8,212,080.30 = 3,197,648.20/x
  3. Step 3: Cross multiply
    5,469,795.40x = 8,212,080.30 × 3,197,648.20
  4. Step 4: Simplify right side
    5,469,795.40x = 26,259,343,789,550.46
  5. Step 5: Solve for x
    x = 26,259,343,789,550.46/5,469,795.40
  6. Step 6: Final answer
    x = 4,800,790.86

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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.