Home / 8,190,621.68-12,285,937.92-3,397,023.80

Finding the Fourth Proportional to 8,190,621.68, 12,285,937.92 and 3,397,023.80

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Solution

The fourth proportional to 8,190,621.68, 12,285,937.92 and 3,397,023.80 is: 5,095,537.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,190,621.68 : 12,285,937.92 = 3,397,023.80 : x
  2. Step 2: Convert to fraction form
    8,190,621.68/12,285,937.92 = 3,397,023.80/x
  3. Step 3: Cross multiply
    8,190,621.68x = 12,285,937.92 × 3,397,023.80
  4. Step 4: Simplify right side
    8,190,621.68x = 41,735,623,519,562.49
  5. Step 5: Solve for x
    x = 41,735,623,519,562.49/8,190,621.68
  6. Step 6: Final answer
    x = 5,095,537.94

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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.