Home / 5,015,991.69-6,922,109.21-2,724,168.78

Finding the Fourth Proportional to 5,015,991.69, 6,922,109.21 and 2,724,168.78

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Solution

The fourth proportional to 5,015,991.69, 6,922,109.21 and 2,724,168.78 is: 3,759,375.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,015,991.69 : 6,922,109.21 = 2,724,168.78 : x
  2. Step 2: Convert to fraction form
    5,015,991.69/6,922,109.21 = 2,724,168.78/x
  3. Step 3: Cross multiply
    5,015,991.69x = 6,922,109.21 × 2,724,168.78
  4. Step 4: Simplify right side
    5,015,991.69x = 18,856,993,801,632.46
  5. Step 5: Solve for x
    x = 18,856,993,801,632.46/5,015,991.69
  6. Step 6: Final answer
    x = 3,759,375.01

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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.