Home / 13,787,453.52-20,675,197.80-4,687,106.49

Finding the Fourth Proportional to 13,787,453.52, 20,675,197.80 and 4,687,106.49

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Solution

The fourth proportional to 13,787,453.52, 20,675,197.80 and 4,687,106.49 is: 7,028,625.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,787,453.52 : 20,675,197.80 = 4,687,106.49 : x
  2. Step 2: Convert to fraction form
    13,787,453.52/20,675,197.80 = 4,687,106.49/x
  3. Step 3: Cross multiply
    13,787,453.52x = 20,675,197.80 × 4,687,106.49
  4. Step 4: Simplify right side
    13,787,453.52x = 96,906,853,790,413.73
  5. Step 5: Solve for x
    x = 96,906,853,790,413.73/13,787,453.52
  6. Step 6: Final answer
    x = 7,028,625.96

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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.