Home / 49,231,643.71-73,850,614.71-18,939,506.71

Finding the Fourth Proportional to 49,231,643.71, 73,850,614.71 and 18,939,506.71

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Solution

The fourth proportional to 49,231,643.71, 73,850,614.71 and 18,939,506.71 is: 28,410,471.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,231,643.71 : 73,850,614.71 = 18,939,506.71 : x
  2. Step 2: Convert to fraction form
    49,231,643.71/73,850,614.71 = 18,939,506.71/x
  3. Step 3: Cross multiply
    49,231,643.71x = 73,850,614.71 × 18,939,506.71
  4. Step 4: Simplify right side
    49,231,643.71x = 1,398,694,212,837,669.75
  5. Step 5: Solve for x
    x = 1,398,694,212,837,669.75/49,231,643.71
  6. Step 6: Final answer
    x = 28,410,471.55

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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.