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Finding the Fourth Proportional to 23,649,794.40, 35,479,940.40 and 10,867,216.80

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Solution

The fourth proportional to 23,649,794.40, 35,479,940.40 and 10,867,216.80 is: 16,303,237.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,649,794.40 : 35,479,940.40 = 10,867,216.80 : x
  2. Step 2: Convert to fraction form
    23,649,794.40/35,479,940.40 = 10,867,216.80/x
  3. Step 3: Cross multiply
    23,649,794.40x = 35,479,940.40 × 10,867,216.80
  4. Step 4: Simplify right side
    23,649,794.40x = 385,568,204,377,878.75
  5. Step 5: Solve for x
    x = 385,568,204,377,878.75/23,649,794.40
  6. Step 6: Final answer
    x = 16,303,237.05

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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.