Home / 60,998,483.25-91,500,667.61-20,057,015.97

Finding the Fourth Proportional to 60,998,483.25, 91,500,667.61 and 20,057,015.97

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Solution

The fourth proportional to 60,998,483.25, 91,500,667.61 and 20,057,015.97 is: 30,086,491.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,998,483.25 : 91,500,667.61 = 20,057,015.97 : x
  2. Step 2: Convert to fraction form
    60,998,483.25/91,500,667.61 = 20,057,015.97/x
  3. Step 3: Cross multiply
    60,998,483.25x = 91,500,667.61 × 20,057,015.97
  4. Step 4: Simplify right side
    60,998,483.25x = 1,835,230,351,419,146.75
  5. Step 5: Solve for x
    x = 1,835,230,351,419,146.75/60,998,483.25
  6. Step 6: Final answer
    x = 30,086,491.56

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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.