Home / 11,821,381.92-17,735,231.88-4,248,413.28

Finding the Fourth Proportional to 11,821,381.92, 17,735,231.88 and 4,248,413.28

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Solution

The fourth proportional to 11,821,381.92, 17,735,231.88 and 4,248,413.28 is: 6,373,755.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,821,381.92 : 17,735,231.88 = 4,248,413.28 : x
  2. Step 2: Convert to fraction form
    11,821,381.92/17,735,231.88 = 4,248,413.28/x
  3. Step 3: Cross multiply
    11,821,381.92x = 17,735,231.88 × 4,248,413.28
  4. Step 4: Simplify right side
    11,821,381.92x = 75,346,594,642,871.36
  5. Step 5: Solve for x
    x = 75,346,594,642,871.36/11,821,381.92
  6. Step 6: Final answer
    x = 6,373,755.21

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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.