Home / 49,954,513.42-74,936,908.62-18,856,365.22

Finding the Fourth Proportional to 49,954,513.42, 74,936,908.62 and 18,856,365.22

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Solution

The fourth proportional to 49,954,513.42, 74,936,908.62 and 18,856,365.22 is: 28,286,487.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,954,513.42 : 74,936,908.62 = 18,856,365.22 : x
  2. Step 2: Convert to fraction form
    49,954,513.42/74,936,908.62 = 18,856,365.22/x
  3. Step 3: Cross multiply
    49,954,513.42x = 74,936,908.62 × 18,856,365.22
  4. Step 4: Simplify right side
    49,954,513.42x = 1,413,037,717,396,486.25
  5. Step 5: Solve for x
    x = 1,413,037,717,396,486.25/49,954,513.42
  6. Step 6: Final answer
    x = 28,286,487.46

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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.