Home / 9,144,273.60-13,702,413.60-8,640,388.80

Finding the Fourth Proportional to 9,144,273.60, 13,702,413.60 and 8,640,388.80

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Solution

The fourth proportional to 9,144,273.60, 13,702,413.60 and 8,640,388.80 is: 12,947,357.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,144,273.60 : 13,702,413.60 = 8,640,388.80 : x
  2. Step 2: Convert to fraction form
    9,144,273.60/13,702,413.60 = 8,640,388.80/x
  3. Step 3: Cross multiply
    9,144,273.60x = 13,702,413.60 × 8,640,388.80
  4. Step 4: Simplify right side
    9,144,273.60x = 118,394,181,002,407.69
  5. Step 5: Solve for x
    x = 118,394,181,002,407.69/9,144,273.60
  6. Step 6: Final answer
    x = 12,947,357.68

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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.