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Finding the Fourth Proportional to 16,396,933.60, 24,599,086.80 and 9,661,880.80

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Solution

The fourth proportional to 16,396,933.60, 24,599,086.80 and 9,661,880.80 is: 14,494,993.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,396,933.60 : 24,599,086.80 = 9,661,880.80 : x
  2. Step 2: Convert to fraction form
    16,396,933.60/24,599,086.80 = 9,661,880.80/x
  3. Step 3: Cross multiply
    16,396,933.60x = 24,599,086.80 × 9,661,880.80
  4. Step 4: Simplify right side
    16,396,933.60x = 237,673,444,450,453.47
  5. Step 5: Solve for x
    x = 237,673,444,450,453.47/16,396,933.60
  6. Step 6: Final answer
    x = 14,494,993.41

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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.