Home / 7,469,621.70-11,195,575.20-6,707,889.60

Finding the Fourth Proportional to 7,469,621.70, 11,195,575.20 and 6,707,889.60

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Solution

The fourth proportional to 7,469,621.70, 11,195,575.20 and 6,707,889.60 is: 10,053,880.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,469,621.70 : 11,195,575.20 = 6,707,889.60 : x
  2. Step 2: Convert to fraction form
    7,469,621.70/11,195,575.20 = 6,707,889.60/x
  3. Step 3: Cross multiply
    7,469,621.70x = 11,195,575.20 × 6,707,889.60
  4. Step 4: Simplify right side
    7,469,621.70x = 75,098,682,450,097.91
  5. Step 5: Solve for x
    x = 75,098,682,450,097.91/7,469,621.70
  6. Step 6: Final answer
    x = 10,053,880.30

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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.