Home / 6,876,357.20-10,311,911.40-2,082,453.20

Finding the Fourth Proportional to 6,876,357.20, 10,311,911.40 and 2,082,453.20

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Solution

The fourth proportional to 6,876,357.20, 10,311,911.40 and 2,082,453.20 is: 3,122,885.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,876,357.20 : 10,311,911.40 = 2,082,453.20 : x
  2. Step 2: Convert to fraction form
    6,876,357.20/10,311,911.40 = 2,082,453.20/x
  3. Step 3: Cross multiply
    6,876,357.20x = 10,311,911.40 × 2,082,453.20
  4. Step 4: Simplify right side
    6,876,357.20x = 21,474,072,893,046.48
  5. Step 5: Solve for x
    x = 21,474,072,893,046.48/6,876,357.20
  6. Step 6: Final answer
    x = 3,122,885.02

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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.