Home / 8,394,601.20-12,597,085.80-3,345,385.20

Finding the Fourth Proportional to 8,394,601.20, 12,597,085.80 and 3,345,385.20

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Solution

The fourth proportional to 8,394,601.20, 12,597,085.80 and 3,345,385.20 is: 5,020,143.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,394,601.20 : 12,597,085.80 = 3,345,385.20 : x
  2. Step 2: Convert to fraction form
    8,394,601.20/12,597,085.80 = 3,345,385.20/x
  3. Step 3: Cross multiply
    8,394,601.20x = 12,597,085.80 × 3,345,385.20
  4. Step 4: Simplify right side
    8,394,601.20x = 42,142,104,398,450.16
  5. Step 5: Solve for x
    x = 42,142,104,398,450.16/8,394,601.20
  6. Step 6: Final answer
    x = 5,020,143.71

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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.