Home / 11,740,951.20-17,628,015.60-7,261,975.20

Finding the Fourth Proportional to 11,740,951.20, 17,628,015.60 and 7,261,975.20

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Solution

The fourth proportional to 11,740,951.20, 17,628,015.60 and 7,261,975.20 is: 10,903,223.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,740,951.20 : 17,628,015.60 = 7,261,975.20 : x
  2. Step 2: Convert to fraction form
    11,740,951.20/17,628,015.60 = 7,261,975.20/x
  3. Step 3: Cross multiply
    11,740,951.20x = 17,628,015.60 × 7,261,975.20
  4. Step 4: Simplify right side
    11,740,951.20x = 128,014,212,112,413.14
  5. Step 5: Solve for x
    x = 128,014,212,112,413.14/11,740,951.20
  6. Step 6: Final answer
    x = 10,903,223.25

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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.