Home / 5,372,374.68-8,055,825.24-2,640,104.28

Finding the Fourth Proportional to 5,372,374.68, 8,055,825.24 and 2,640,104.28

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Solution

The fourth proportional to 5,372,374.68, 8,055,825.24 and 2,640,104.28 is: 3,958,811.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,372,374.68 : 8,055,825.24 = 2,640,104.28 : x
  2. Step 2: Convert to fraction form
    5,372,374.68/8,055,825.24 = 2,640,104.28/x
  3. Step 3: Cross multiply
    5,372,374.68x = 8,055,825.24 × 2,640,104.28
  4. Step 4: Simplify right side
    5,372,374.68x = 21,268,218,695,056.03
  5. Step 5: Solve for x
    x = 21,268,218,695,056.03/5,372,374.68
  6. Step 6: Final answer
    x = 3,958,811.51

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.