Home / 60,998,489.26-91,500,676.62-20,057,021.98

Finding the Fourth Proportional to 60,998,489.26, 91,500,676.62 and 20,057,021.98

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Solution

The fourth proportional to 60,998,489.26, 91,500,676.62 and 20,057,021.98 is: 30,086,500.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,998,489.26 : 91,500,676.62 = 20,057,021.98 : x
  2. Step 2: Convert to fraction form
    60,998,489.26/91,500,676.62 = 20,057,021.98/x
  3. Step 3: Cross multiply
    60,998,489.26x = 91,500,676.62 × 20,057,021.98
  4. Step 4: Simplify right side
    60,998,489.26x = 1,835,231,082,152,212.25
  5. Step 5: Solve for x
    x = 1,835,231,082,152,212.25/60,998,489.26
  6. Step 6: Final answer
    x = 30,086,500.57

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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.