Home / 6,485,540.62-8,949,736.82-3,545,509.44

Finding the Fourth Proportional to 6,485,540.62, 8,949,736.82 and 3,545,509.44

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Solution

The fourth proportional to 6,485,540.62, 8,949,736.82 and 3,545,509.44 is: 4,892,633.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,485,540.62 : 8,949,736.82 = 3,545,509.44 : x
  2. Step 2: Convert to fraction form
    6,485,540.62/8,949,736.82 = 3,545,509.44/x
  3. Step 3: Cross multiply
    6,485,540.62x = 8,949,736.82 × 3,545,509.44
  4. Step 4: Simplify right side
    6,485,540.62x = 31,731,376,380,825.58
  5. Step 5: Solve for x
    x = 31,731,376,380,825.58/6,485,540.62
  6. Step 6: Final answer
    x = 4,892,633.97

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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.