Home / 7,788,149.70-11,682,224.55-2,738,804.10

Finding the Fourth Proportional to 7,788,149.70, 11,682,224.55 and 2,738,804.10

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Solution

The fourth proportional to 7,788,149.70, 11,682,224.55 and 2,738,804.10 is: 4,108,206.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,788,149.70 : 11,682,224.55 = 2,738,804.10 : x
  2. Step 2: Convert to fraction form
    7,788,149.70/11,682,224.55 = 2,738,804.10/x
  3. Step 3: Cross multiply
    7,788,149.70x = 11,682,224.55 × 2,738,804.10
  4. Step 4: Simplify right side
    7,788,149.70x = 31,995,324,494,660.66
  5. Step 5: Solve for x
    x = 31,995,324,494,660.66/7,788,149.70
  6. Step 6: Final answer
    x = 4,108,206.15

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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.