Home / 20,237,581.89-30,358,499.09-6,591,791.75

Finding the Fourth Proportional to 20,237,581.89, 30,358,499.09 and 6,591,791.75

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Solution

The fourth proportional to 20,237,581.89, 30,358,499.09 and 6,591,791.75 is: 9,888,380.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,237,581.89 : 30,358,499.09 = 6,591,791.75 : x
  2. Step 2: Convert to fraction form
    20,237,581.89/30,358,499.09 = 6,591,791.75/x
  3. Step 3: Cross multiply
    20,237,581.89x = 30,358,499.09 × 6,591,791.75
  4. Step 4: Simplify right side
    20,237,581.89x = 200,116,903,659,093.06
  5. Step 5: Solve for x
    x = 200,116,903,659,093.06/20,237,581.89
  6. Step 6: Final answer
    x = 9,888,380.18

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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.