Home / 9,621,660.80-13,267,251.42-6,131,470.70

Finding the Fourth Proportional to 9,621,660.80, 13,267,251.42 and 6,131,470.70

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Solution

The fourth proportional to 9,621,660.80, 13,267,251.42 and 6,131,470.70 is: 8,454,648.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,621,660.80 : 13,267,251.42 = 6,131,470.70 : x
  2. Step 2: Convert to fraction form
    9,621,660.80/13,267,251.42 = 6,131,470.70/x
  3. Step 3: Cross multiply
    9,621,660.80x = 13,267,251.42 × 6,131,470.70
  4. Step 4: Simplify right side
    9,621,660.80x = 81,347,763,351,263.39
  5. Step 5: Solve for x
    x = 81,347,763,351,263.39/9,621,660.80
  6. Step 6: Final answer
    x = 8,454,648.84

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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.