Home / 37,181,439.92-51,308,512.29-20,661,209.73

Finding the Fourth Proportional to 37,181,439.92, 51,308,512.29 and 20,661,209.73

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Solution

The fourth proportional to 37,181,439.92, 51,308,512.29 and 20,661,209.73 is: 28,511,427.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,181,439.92 : 51,308,512.29 = 20,661,209.73 : x
  2. Step 2: Convert to fraction form
    37,181,439.92/51,308,512.29 = 20,661,209.73/x
  3. Step 3: Cross multiply
    37,181,439.92x = 51,308,512.29 × 20,661,209.73
  4. Step 4: Simplify right side
    37,181,439.92x = 1,060,095,933,357,972.62
  5. Step 5: Solve for x
    x = 1,060,095,933,357,972.62/37,181,439.92
  6. Step 6: Final answer
    x = 28,511,427.63

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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.