Home / 8,668,858.70-12,993,216.92-3,274,076.45

Finding the Fourth Proportional to 8,668,858.70, 12,993,216.92 and 3,274,076.45

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Solution

The fourth proportional to 8,668,858.70, 12,993,216.92 and 3,274,076.45 is: 4,907,310.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,668,858.70 : 12,993,216.92 = 3,274,076.45 : x
  2. Step 2: Convert to fraction form
    8,668,858.70/12,993,216.92 = 3,274,076.45/x
  3. Step 3: Cross multiply
    8,668,858.70x = 12,993,216.92 × 3,274,076.45
  4. Step 4: Simplify right side
    8,668,858.70x = 42,540,785,543,626.20
  5. Step 5: Solve for x
    x = 42,540,785,543,626.20/8,668,858.70
  6. Step 6: Final answer
    x = 4,907,310.99

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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.