Home / 6,812,481.62-10,220,694.84-2,020,286.22

Finding the Fourth Proportional to 6,812,481.62, 10,220,694.84 and 2,020,286.22

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Solution

The fourth proportional to 6,812,481.62, 10,220,694.84 and 2,020,286.22 is: 3,031,014.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,812,481.62 : 10,220,694.84 = 2,020,286.22 : x
  2. Step 2: Convert to fraction form
    6,812,481.62/10,220,694.84 = 2,020,286.22/x
  3. Step 3: Cross multiply
    6,812,481.62x = 10,220,694.84 × 2,020,286.22
  4. Step 4: Simplify right side
    6,812,481.62x = 20,648,728,882,872.20
  5. Step 5: Solve for x
    x = 20,648,728,882,872.20/6,812,481.62
  6. Step 6: Final answer
    x = 3,031,014.25

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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.