Home / 49,702,619.39-74,519,288.49-22,021,490.78

Finding the Fourth Proportional to 49,702,619.39, 74,519,288.49 and 22,021,490.78

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Solution

The fourth proportional to 49,702,619.39, 74,519,288.49 and 22,021,490.78 is: 33,016,888.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,702,619.39 : 74,519,288.49 = 22,021,490.78 : x
  2. Step 2: Convert to fraction form
    49,702,619.39/74,519,288.49 = 22,021,490.78/x
  3. Step 3: Cross multiply
    49,702,619.39x = 74,519,288.49 × 22,021,490.78
  4. Step 4: Simplify right side
    49,702,619.39x = 1,641,025,824,042,098.50
  5. Step 5: Solve for x
    x = 1,641,025,824,042,098.50/49,702,619.39
  6. Step 6: Final answer
    x = 33,016,888.13

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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.