Home / 5,231,115-7,221,898.44-3,397,213.44

Finding the Fourth Proportional to 5,231,115, 7,221,898.44 and 3,397,213.44

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Solution

The fourth proportional to 5,231,115, 7,221,898.44 and 3,397,213.44 is: 4,690,076.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,231,115 : 7,221,898.44 = 3,397,213.44 : x
  2. Step 2: Convert to fraction form
    5,231,115/7,221,898.44 = 3,397,213.44/x
  3. Step 3: Cross multiply
    5,231,115x = 7,221,898.44 × 3,397,213.44
  4. Step 4: Simplify right side
    5,231,115x = 24,534,330,442,683.04
  5. Step 5: Solve for x
    x = 24,534,330,442,683.04/5,231,115
  6. Step 6: Final answer
    x = 4,690,076.67

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.