Home / 6,777,653.40-10,166,415.30-1,660,105.80

Finding the Fourth Proportional to 6,777,653.40, 10,166,415.30 and 1,660,105.80

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Solution

The fourth proportional to 6,777,653.40, 10,166,415.30 and 1,660,105.80 is: 2,490,142.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,777,653.40 : 10,166,415.30 = 1,660,105.80 : x
  2. Step 2: Convert to fraction form
    6,777,653.40/10,166,415.30 = 1,660,105.80/x
  3. Step 3: Cross multiply
    6,777,653.40x = 10,166,415.30 × 1,660,105.80
  4. Step 4: Simplify right side
    6,777,653.40x = 16,877,325,004,738.74
  5. Step 5: Solve for x
    x = 16,877,325,004,738.74/6,777,653.40
  6. Step 6: Final answer
    x = 2,490,142.83

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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.