Home / 49,787,844.71-74,639,169.97-19,104,443.28

Finding the Fourth Proportional to 49,787,844.71, 74,639,169.97 and 19,104,443.28

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Solution

The fourth proportional to 49,787,844.71, 74,639,169.97 and 19,104,443.28 is: 28,640,319.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,787,844.71 : 74,639,169.97 = 19,104,443.28 : x
  2. Step 2: Convert to fraction form
    49,787,844.71/74,639,169.97 = 19,104,443.28/x
  3. Step 3: Cross multiply
    49,787,844.71x = 74,639,169.97 × 19,104,443.28
  4. Step 4: Simplify right side
    49,787,844.71x = 1,425,939,789,110,383.25
  5. Step 5: Solve for x
    x = 1,425,939,789,110,383.25/49,787,844.71
  6. Step 6: Final answer
    x = 28,640,319.69

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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.