Home / 16,313,938.92-22,512,786.37-8,971,771.28

Finding the Fourth Proportional to 16,313,938.92, 22,512,786.37 and 8,971,771.28

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Solution

The fourth proportional to 16,313,938.92, 22,512,786.37 and 8,971,771.28 is: 12,380,797.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,313,938.92 : 22,512,786.37 = 8,971,771.28 : x
  2. Step 2: Convert to fraction form
    16,313,938.92/22,512,786.37 = 8,971,771.28/x
  3. Step 3: Cross multiply
    16,313,938.92x = 22,512,786.37 × 8,971,771.28
  4. Step 4: Simplify right side
    16,313,938.92x = 201,979,570,052,148.09
  5. Step 5: Solve for x
    x = 201,979,570,052,148.09/16,313,938.92
  6. Step 6: Final answer
    x = 12,380,797.25

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.