Home / 6,777,381.40-10,166,007.30-1,659,833.80

Finding the Fourth Proportional to 6,777,381.40, 10,166,007.30 and 1,659,833.80

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Solution

The fourth proportional to 6,777,381.40, 10,166,007.30 and 1,659,833.80 is: 2,489,734.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,777,381.40 : 10,166,007.30 = 1,659,833.80 : x
  2. Step 2: Convert to fraction form
    6,777,381.40/10,166,007.30 = 1,659,833.80/x
  3. Step 3: Cross multiply
    6,777,381.40x = 10,166,007.30 × 1,659,833.80
  4. Step 4: Simplify right side
    6,777,381.40x = 16,873,882,527,586.74
  5. Step 5: Solve for x
    x = 16,873,882,527,586.74/6,777,381.40
  6. Step 6: Final answer
    x = 2,489,734.83

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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.