Home / 7,171,449.26-9,896,600.13-3,952,185.26

Finding the Fourth Proportional to 7,171,449.26, 9,896,600.13 and 3,952,185.26

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Solution

The fourth proportional to 7,171,449.26, 9,896,600.13 and 3,952,185.26 is: 5,454,015.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,171,449.26 : 9,896,600.13 = 3,952,185.26 : x
  2. Step 2: Convert to fraction form
    7,171,449.26/9,896,600.13 = 3,952,185.26/x
  3. Step 3: Cross multiply
    7,171,449.26x = 9,896,600.13 × 3,952,185.26
  4. Step 4: Simplify right side
    7,171,449.26x = 39,113,197,157,900.09
  5. Step 5: Solve for x
    x = 39,113,197,157,900.09/7,171,449.26
  6. Step 6: Final answer
    x = 5,454,015.74

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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.