Home / 20,194,826.52-30,303,260.82-11,691,770.52

Finding the Fourth Proportional to 20,194,826.52, 30,303,260.82 and 11,691,770.52

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Solution

The fourth proportional to 20,194,826.52, 30,303,260.82 and 11,691,770.52 is: 17,544,036.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,194,826.52 : 30,303,260.82 = 11,691,770.52 : x
  2. Step 2: Convert to fraction form
    20,194,826.52/30,303,260.82 = 11,691,770.52/x
  3. Step 3: Cross multiply
    20,194,826.52x = 30,303,260.82 × 11,691,770.52
  4. Step 4: Simplify right side
    20,194,826.52x = 354,298,771,515,147
  5. Step 5: Solve for x
    x = 354,298,771,515,147/20,194,826.52
  6. Step 6: Final answer
    x = 17,544,036.40

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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.