Home / 7,049,310.96-9,728,530.20-3,993,550.32

Finding the Fourth Proportional to 7,049,310.96, 9,728,530.20 and 3,993,550.32

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Solution

The fourth proportional to 7,049,310.96, 9,728,530.20 and 3,993,550.32 is: 5,511,371.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,049,310.96 : 9,728,530.20 = 3,993,550.32 : x
  2. Step 2: Convert to fraction form
    7,049,310.96/9,728,530.20 = 3,993,550.32/x
  3. Step 3: Cross multiply
    7,049,310.96x = 9,728,530.20 × 3,993,550.32
  4. Step 4: Simplify right side
    7,049,310.96x = 38,851,374,893,339.66
  5. Step 5: Solve for x
    x = 38,851,374,893,339.66/7,049,310.96
  6. Step 6: Final answer
    x = 5,511,371.98

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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.