Home / 7,306,413.20-10,959,619.80-3,947,181.20

Finding the Fourth Proportional to 7,306,413.20, 10,959,619.80 and 3,947,181.20

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Solution

The fourth proportional to 7,306,413.20, 10,959,619.80 and 3,947,181.20 is: 5,920,771.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,306,413.20 : 10,959,619.80 = 3,947,181.20 : x
  2. Step 2: Convert to fraction form
    7,306,413.20/10,959,619.80 = 3,947,181.20/x
  3. Step 3: Cross multiply
    7,306,413.20x = 10,959,619.80 × 3,947,181.20
  4. Step 4: Simplify right side
    7,306,413.20x = 43,259,605,233,707.77
  5. Step 5: Solve for x
    x = 43,259,605,233,707.77/7,306,413.20
  6. Step 6: Final answer
    x = 5,920,771.80

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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.