Home / 6,780,121.55-9,356,636.41-3,682,705.39

Finding the Fourth Proportional to 6,780,121.55, 9,356,636.41 and 3,682,705.39

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Solution

The fourth proportional to 6,780,121.55, 9,356,636.41 and 3,682,705.39 is: 5,082,170.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,780,121.55 : 9,356,636.41 = 3,682,705.39 : x
  2. Step 2: Convert to fraction form
    6,780,121.55/9,356,636.41 = 3,682,705.39/x
  3. Step 3: Cross multiply
    6,780,121.55x = 9,356,636.41 × 3,682,705.39
  4. Step 4: Simplify right side
    6,780,121.55x = 34,457,735,339,377.25
  5. Step 5: Solve for x
    x = 34,457,735,339,377.25/6,780,121.55
  6. Step 6: Final answer
    x = 5,082,170.74

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.