Home / 13,972,002.60-20,969,063.10-5,456,418.60

Finding the Fourth Proportional to 13,972,002.60, 20,969,063.10 and 5,456,418.60

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Solution

The fourth proportional to 13,972,002.60, 20,969,063.10 and 5,456,418.60 is: 8,188,946.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,972,002.60 : 20,969,063.10 = 5,456,418.60 : x
  2. Step 2: Convert to fraction form
    13,972,002.60/20,969,063.10 = 5,456,418.60/x
  3. Step 3: Cross multiply
    13,972,002.60x = 20,969,063.10 × 5,456,418.60
  4. Step 4: Simplify right side
    13,972,002.60x = 114,415,985,923,413.66
  5. Step 5: Solve for x
    x = 114,415,985,923,413.66/13,972,002.60
  6. Step 6: Final answer
    x = 8,188,946.80

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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.