Home / 37,499,222.93-51,750,936.92-20,978,361.95

Finding the Fourth Proportional to 37,499,222.93, 51,750,936.92 and 20,978,361.95

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Solution

The fourth proportional to 37,499,222.93, 51,750,936.92 and 20,978,361.95 is: 28,951,263.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,499,222.93 : 51,750,936.92 = 20,978,361.95 : x
  2. Step 2: Convert to fraction form
    37,499,222.93/51,750,936.92 = 20,978,361.95/x
  3. Step 3: Cross multiply
    37,499,222.93x = 51,750,936.92 × 20,978,361.95
  4. Step 4: Simplify right side
    37,499,222.93x = 1,085,649,885,753,069.38
  5. Step 5: Solve for x
    x = 1,085,649,885,753,069.38/37,499,222.93
  6. Step 6: Final answer
    x = 28,951,263.55

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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.