Home / 7,211,944.60-9,952,175.46-3,948,700.12

Finding the Fourth Proportional to 7,211,944.60, 9,952,175.46 and 3,948,700.12

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Solution

The fourth proportional to 7,211,944.60, 9,952,175.46 and 3,948,700.12 is: 5,449,037.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,211,944.60 : 9,952,175.46 = 3,948,700.12 : x
  2. Step 2: Convert to fraction form
    7,211,944.60/9,952,175.46 = 3,948,700.12/x
  3. Step 3: Cross multiply
    7,211,944.60x = 9,952,175.46 × 3,948,700.12
  4. Step 4: Simplify right side
    7,211,944.60x = 39,298,156,433,163.06
  5. Step 5: Solve for x
    x = 39,298,156,433,163.06/7,211,944.60
  6. Step 6: Final answer
    x = 5,449,037.48

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