Home / 6,748,917.68-10,124,432.44-2,198,910.48

Finding the Fourth Proportional to 6,748,917.68, 10,124,432.44 and 2,198,910.48

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Solution

The fourth proportional to 6,748,917.68, 10,124,432.44 and 2,198,910.48 is: 3,298,709.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,748,917.68 : 10,124,432.44 = 2,198,910.48 : x
  2. Step 2: Convert to fraction form
    6,748,917.68/10,124,432.44 = 2,198,910.48/x
  3. Step 3: Cross multiply
    6,748,917.68x = 10,124,432.44 × 2,198,910.48
  4. Step 4: Simplify right side
    6,748,917.68x = 22,262,720,596,367.97
  5. Step 5: Solve for x
    x = 22,262,720,596,367.97/6,748,917.68
  6. Step 6: Final answer
    x = 3,298,709.76

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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.