Home / 49,597,021.76-74,396,290.60-18,893,305.76

Finding the Fourth Proportional to 49,597,021.76, 74,396,290.60 and 18,893,305.76

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Solution

The fourth proportional to 49,597,021.76, 74,396,290.60 and 18,893,305.76 is: 28,340,247.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,597,021.76 : 74,396,290.60 = 18,893,305.76 : x
  2. Step 2: Convert to fraction form
    49,597,021.76/74,396,290.60 = 18,893,305.76/x
  3. Step 3: Cross multiply
    49,597,021.76x = 74,396,290.60 × 18,893,305.76
  4. Step 4: Simplify right side
    49,597,021.76x = 1,405,591,865,715,613.75
  5. Step 5: Solve for x
    x = 1,405,591,865,715,613.75/49,597,021.76
  6. Step 6: Final answer
    x = 28,340,247.37

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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.