Home / 6,990,546.55-10,486,193.50-2,198,609.49

Finding the Fourth Proportional to 6,990,546.55, 10,486,193.50 and 2,198,609.49

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Solution

The fourth proportional to 6,990,546.55, 10,486,193.50 and 2,198,609.49 is: 3,298,031.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,990,546.55 : 10,486,193.50 = 2,198,609.49 : x
  2. Step 2: Convert to fraction form
    6,990,546.55/10,486,193.50 = 2,198,609.49/x
  3. Step 3: Cross multiply
    6,990,546.55x = 10,486,193.50 × 2,198,609.49
  4. Step 4: Simplify right side
    6,990,546.55x = 23,055,044,543,076.32
  5. Step 5: Solve for x
    x = 23,055,044,543,076.32/6,990,546.55
  6. Step 6: Final answer
    x = 3,298,031.76

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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.