Home / 22,102,894.82-30,504,057.92-12,935,544.86

Finding the Fourth Proportional to 22,102,894.82, 30,504,057.92 and 12,935,544.86

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Solution

The fourth proportional to 22,102,894.82, 30,504,057.92 and 12,935,544.86 is: 17,852,259.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,102,894.82 : 30,504,057.92 = 12,935,544.86 : x
  2. Step 2: Convert to fraction form
    22,102,894.82/30,504,057.92 = 12,935,544.86/x
  3. Step 3: Cross multiply
    22,102,894.82x = 30,504,057.92 × 12,935,544.86
  4. Step 4: Simplify right side
    22,102,894.82x = 394,586,609,419,000.25
  5. Step 5: Solve for x
    x = 394,586,609,419,000.25/22,102,894.82
  6. Step 6: Final answer
    x = 17,852,259.30

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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.