Home / 7,222,933.26-9,967,584.30-3,959,688.72

Finding the Fourth Proportional to 7,222,933.26, 9,967,584.30 and 3,959,688.72

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Solution

The fourth proportional to 7,222,933.26, 9,967,584.30 and 3,959,688.72 is: 5,464,335.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,222,933.26 : 9,967,584.30 = 3,959,688.72 : x
  2. Step 2: Convert to fraction form
    7,222,933.26/9,967,584.30 = 3,959,688.72/x
  3. Step 3: Cross multiply
    7,222,933.26x = 9,967,584.30 × 3,959,688.72
  4. Step 4: Simplify right side
    7,222,933.26x = 39,468,531,118,359.10
  5. Step 5: Solve for x
    x = 39,468,531,118,359.10/7,222,933.26
  6. Step 6: Final answer
    x = 5,464,335.57

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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.