Home / 7,788,251.70-11,682,377.55-2,738,906.10

Finding the Fourth Proportional to 7,788,251.70, 11,682,377.55 and 2,738,906.10

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Solution

The fourth proportional to 7,788,251.70, 11,682,377.55 and 2,738,906.10 is: 4,108,359.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,788,251.70 : 11,682,377.55 = 2,738,906.10 : x
  2. Step 2: Convert to fraction form
    7,788,251.70/11,682,377.55 = 2,738,906.10/x
  3. Step 3: Cross multiply
    7,788,251.70x = 11,682,377.55 × 2,738,906.10
  4. Step 4: Simplify right side
    7,788,251.70x = 31,996,935,134,198.06
  5. Step 5: Solve for x
    x = 31,996,935,134,198.06/7,788,251.70
  6. Step 6: Final answer
    x = 4,108,359.15

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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.