Home / 6,619,618.44-9,135,994.32-3,719,233.80

Finding the Fourth Proportional to 6,619,618.44, 9,135,994.32 and 3,719,233.80

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Solution

The fourth proportional to 6,619,618.44, 9,135,994.32 and 3,719,233.80 is: 5,133,060.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,619,618.44 : 9,135,994.32 = 3,719,233.80 : x
  2. Step 2: Convert to fraction form
    6,619,618.44/9,135,994.32 = 3,719,233.80/x
  3. Step 3: Cross multiply
    6,619,618.44x = 9,135,994.32 × 3,719,233.80
  4. Step 4: Simplify right side
    6,619,618.44x = 33,978,898,871,552.02
  5. Step 5: Solve for x
    x = 33,978,898,871,552.02/6,619,618.44
  6. Step 6: Final answer
    x = 5,133,060.04

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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.