Home / 6,631,481.66-9,947,221.94-1,839,170.87

Finding the Fourth Proportional to 6,631,481.66, 9,947,221.94 and 1,839,170.87

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Solution

The fourth proportional to 6,631,481.66, 9,947,221.94 and 1,839,170.87 is: 2,758,756.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,631,481.66 : 9,947,221.94 = 1,839,170.87 : x
  2. Step 2: Convert to fraction form
    6,631,481.66/9,947,221.94 = 1,839,170.87/x
  3. Step 3: Cross multiply
    6,631,481.66x = 9,947,221.94 × 1,839,170.87
  4. Step 4: Simplify right side
    6,631,481.66x = 18,294,640,779,736.78
  5. Step 5: Solve for x
    x = 18,294,640,779,736.78/6,631,481.66
  6. Step 6: Final answer
    x = 2,758,756.14

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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.