Home / 20,194,849.52-30,303,295.32-11,691,793.52

Finding the Fourth Proportional to 20,194,849.52, 30,303,295.32 and 11,691,793.52

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Solution

The fourth proportional to 20,194,849.52, 30,303,295.32 and 11,691,793.52 is: 17,544,070.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,194,849.52 : 30,303,295.32 = 11,691,793.52 : x
  2. Step 2: Convert to fraction form
    20,194,849.52/30,303,295.32 = 11,691,793.52/x
  3. Step 3: Cross multiply
    20,194,849.52x = 30,303,295.32 × 11,691,793.52
  4. Step 4: Simplify right side
    20,194,849.52x = 354,299,871,857,022.31
  5. Step 5: Solve for x
    x = 354,299,871,857,022.31/20,194,849.52
  6. Step 6: Final answer
    x = 17,544,070.90

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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.