Home / 6,449,371.44-8,899,865.75-3,509,200.64

Finding the Fourth Proportional to 6,449,371.44, 8,899,865.75 and 3,509,200.64

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Solution

The fourth proportional to 6,449,371.44, 8,899,865.75 and 3,509,200.64 is: 4,842,551.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,449,371.44 : 8,899,865.75 = 3,509,200.64 : x
  2. Step 2: Convert to fraction form
    6,449,371.44/8,899,865.75 = 3,509,200.64/x
  3. Step 3: Cross multiply
    6,449,371.44x = 8,899,865.75 × 3,509,200.64
  4. Step 4: Simplify right side
    6,449,371.44x = 31,231,414,523,768.74
  5. Step 5: Solve for x
    x = 31,231,414,523,768.74/6,449,371.44
  6. Step 6: Final answer
    x = 4,842,551.68

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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.