Home / 28,064,198.50-42,096,297.78-6,789,062.50

Finding the Fourth Proportional to 28,064,198.50, 42,096,297.78 and 6,789,062.50

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Solution

The fourth proportional to 28,064,198.50, 42,096,297.78 and 6,789,062.50 is: 10,183,593.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,064,198.50 : 42,096,297.78 = 6,789,062.50 : x
  2. Step 2: Convert to fraction form
    28,064,198.50/42,096,297.78 = 6,789,062.50/x
  3. Step 3: Cross multiply
    28,064,198.50x = 42,096,297.78 × 6,789,062.50
  4. Step 4: Simplify right side
    28,064,198.50x = 285,794,396,647,031.25
  5. Step 5: Solve for x
    x = 285,794,396,647,031.25/28,064,198.50
  6. Step 6: Final answer
    x = 10,183,593.76

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1.5x scale

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.