Home / 49,954,419.72-74,936,769.72-18,856,270.65

Finding the Fourth Proportional to 49,954,419.72, 74,936,769.72 and 18,856,270.65

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Solution

The fourth proportional to 49,954,419.72, 74,936,769.72 and 18,856,270.65 is: 28,286,346.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,954,419.72 : 74,936,769.72 = 18,856,270.65 : x
  2. Step 2: Convert to fraction form
    49,954,419.72/74,936,769.72 = 18,856,270.65/x
  3. Step 3: Cross multiply
    49,954,419.72x = 74,936,769.72 × 18,856,270.65
  4. Step 4: Simplify right side
    49,954,419.72x = 1,413,028,011,477,044.50
  5. Step 5: Solve for x
    x = 1,413,028,011,477,044.50/49,954,419.72
  6. Step 6: Final answer
    x = 28,286,346.22

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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.