Home / 6,990,414.20-9,644,822.16-4,508,584.70

Finding the Fourth Proportional to 6,990,414.20, 9,644,822.16 and 4,508,584.70

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Solution

The fourth proportional to 6,990,414.20, 9,644,822.16 and 4,508,584.70 is: 6,220,589.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,990,414.20 : 9,644,822.16 = 4,508,584.70 : x
  2. Step 2: Convert to fraction form
    6,990,414.20/9,644,822.16 = 4,508,584.70/x
  3. Step 3: Cross multiply
    6,990,414.20x = 9,644,822.16 × 4,508,584.70
  4. Step 4: Simplify right side
    6,990,414.20x = 43,484,497,624,796.95
  5. Step 5: Solve for x
    x = 43,484,497,624,796.95/6,990,414.20
  6. Step 6: Final answer
    x = 6,220,589.56

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.