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Finding the Fourth Proportional to 6,352,269.66, 8,766,187.49 and 3,451,660.58

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Solution

The fourth proportional to 6,352,269.66, 8,766,187.49 and 3,451,660.58 is: 4,763,321.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,352,269.66 : 8,766,187.49 = 3,451,660.58 : x
  2. Step 2: Convert to fraction form
    6,352,269.66/8,766,187.49 = 3,451,660.58/x
  3. Step 3: Cross multiply
    6,352,269.66x = 8,766,187.49 × 3,451,660.58
  4. Step 4: Simplify right side
    6,352,269.66x = 30,257,903,735,032.90
  5. Step 5: Solve for x
    x = 30,257,903,735,032.90/6,352,269.66
  6. Step 6: Final answer
    x = 4,763,321.67

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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.