Home / 16,313,749.28-22,512,458.68-8,971,559.76

Finding the Fourth Proportional to 16,313,749.28, 22,512,458.68 and 8,971,559.76

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Solution

The fourth proportional to 16,313,749.28, 22,512,458.68 and 8,971,559.76 is: 12,380,469.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,313,749.28 : 22,512,458.68 = 8,971,559.76 : x
  2. Step 2: Convert to fraction form
    16,313,749.28/22,512,458.68 = 8,971,559.76/x
  3. Step 3: Cross multiply
    16,313,749.28x = 22,512,458.68 × 8,971,559.76
  4. Step 4: Simplify right side
    16,313,749.28x = 201,971,868,392,150.72
  5. Step 5: Solve for x
    x = 201,971,868,392,150.72/16,313,749.28
  6. Step 6: Final answer
    x = 12,380,469.07

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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.