Home / 50,839,672.68-76,260,041.19-20,141,723.25

Finding the Fourth Proportional to 50,839,672.68, 76,260,041.19 and 20,141,723.25

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Solution

The fourth proportional to 50,839,672.68, 76,260,041.19 and 20,141,723.25 is: 30,212,795.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,839,672.68 : 76,260,041.19 = 20,141,723.25 : x
  2. Step 2: Convert to fraction form
    50,839,672.68/76,260,041.19 = 20,141,723.25/x
  3. Step 3: Cross multiply
    50,839,672.68x = 76,260,041.19 × 20,141,723.25
  4. Step 4: Simplify right side
    50,839,672.68x = 1,536,008,644,682,580.50
  5. Step 5: Solve for x
    x = 1,536,008,644,682,580.50/50,839,672.68
  6. Step 6: Final answer
    x = 30,212,795.71

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.