Home / 12,292,414.80-16,964,470.80-6,786,849.60

Finding the Fourth Proportional to 12,292,414.80, 16,964,470.80 and 6,786,849.60

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Solution

The fourth proportional to 12,292,414.80, 16,964,470.80 and 6,786,849.60 is: 9,366,370.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,292,414.80 : 16,964,470.80 = 6,786,849.60 : x
  2. Step 2: Convert to fraction form
    12,292,414.80/16,964,470.80 = 6,786,849.60/x
  3. Step 3: Cross multiply
    12,292,414.80x = 16,964,470.80 × 6,786,849.60
  4. Step 4: Simplify right side
    12,292,414.80x = 115,135,311,863,191.67
  5. Step 5: Solve for x
    x = 115,135,311,863,191.67/12,292,414.80
  6. Step 6: Final answer
    x = 9,366,370.54

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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.