Home / 49,702,618.39-74,519,286.99-22,021,489.78

Finding the Fourth Proportional to 49,702,618.39, 74,519,286.99 and 22,021,489.78

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Solution

The fourth proportional to 49,702,618.39, 74,519,286.99 and 22,021,489.78 is: 33,016,886.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,702,618.39 : 74,519,286.99 = 22,021,489.78 : x
  2. Step 2: Convert to fraction form
    49,702,618.39/74,519,286.99 = 22,021,489.78/x
  3. Step 3: Cross multiply
    49,702,618.39x = 74,519,286.99 × 22,021,489.78
  4. Step 4: Simplify right side
    49,702,618.39x = 1,641,025,716,490,575.25
  5. Step 5: Solve for x
    x = 1,641,025,716,490,575.25/49,702,618.39
  6. Step 6: Final answer
    x = 33,016,886.63

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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.