Home / 6,748,621.96-10,123,982.70-2,198,611.52

Finding the Fourth Proportional to 6,748,621.96, 10,123,982.70 and 2,198,611.52

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Solution

The fourth proportional to 6,748,621.96, 10,123,982.70 and 2,198,611.52 is: 3,298,259.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,748,621.96 : 10,123,982.70 = 2,198,611.52 : x
  2. Step 2: Convert to fraction form
    6,748,621.96/10,123,982.70 = 2,198,611.52/x
  3. Step 3: Cross multiply
    6,748,621.96x = 10,123,982.70 × 2,198,611.52
  4. Step 4: Simplify right side
    6,748,621.96x = 22,258,704,992,500.70
  5. Step 5: Solve for x
    x = 22,258,704,992,500.70/6,748,621.96
  6. Step 6: Final answer
    x = 3,298,259.28

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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.