Home / 7,982,131.72-11,015,351.76-4,544,372.68

Finding the Fourth Proportional to 7,982,131.72, 11,015,351.76 and 4,544,372.68

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Solution

The fourth proportional to 7,982,131.72, 11,015,351.76 and 4,544,372.68 is: 6,271,239.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,982,131.72 : 11,015,351.76 = 4,544,372.68 : x
  2. Step 2: Convert to fraction form
    7,982,131.72/11,015,351.76 = 4,544,372.68/x
  3. Step 3: Cross multiply
    7,982,131.72x = 11,015,351.76 × 4,544,372.68
  4. Step 4: Simplify right side
    7,982,131.72x = 50,057,863,598,733.91
  5. Step 5: Solve for x
    x = 50,057,863,598,733.91/7,982,131.72
  6. Step 6: Final answer
    x = 6,271,239.98

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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.