Home / 6,920,759.80-10,378,029.30-2,659,511.80

Finding the Fourth Proportional to 6,920,759.80, 10,378,029.30 and 2,659,511.80

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Solution

The fourth proportional to 6,920,759.80, 10,378,029.30 and 2,659,511.80 is: 3,988,072.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,920,759.80 : 10,378,029.30 = 2,659,511.80 : x
  2. Step 2: Convert to fraction form
    6,920,759.80/10,378,029.30 = 2,659,511.80/x
  3. Step 3: Cross multiply
    6,920,759.80x = 10,378,029.30 × 2,659,511.80
  4. Step 4: Simplify right side
    6,920,759.80x = 27,600,491,384,095.74
  5. Step 5: Solve for x
    x = 27,600,491,384,095.74/6,920,759.80
  6. Step 6: Final answer
    x = 3,988,072.43

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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.