Home / 10,255,749.12-15,383,938.56-3,524,067.84

Finding the Fourth Proportional to 10,255,749.12, 15,383,938.56 and 3,524,067.84

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Solution

The fourth proportional to 10,255,749.12, 15,383,938.56 and 3,524,067.84 is: 5,286,209.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,255,749.12 : 15,383,938.56 = 3,524,067.84 : x
  2. Step 2: Convert to fraction form
    10,255,749.12/15,383,938.56 = 3,524,067.84/x
  3. Step 3: Cross multiply
    10,255,749.12x = 15,383,938.56 × 3,524,067.84
  4. Step 4: Simplify right side
    10,255,749.12x = 54,214,043,131,831.91
  5. Step 5: Solve for x
    x = 54,214,043,131,831.91/10,255,749.12
  6. Step 6: Final answer
    x = 5,286,209.96

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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.