Home / 50,310,939.54-69,428,679.22-28,284,537.15

Finding the Fourth Proportional to 50,310,939.54, 69,428,679.22 and 28,284,537.15

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Solution

The fourth proportional to 50,310,939.54, 69,428,679.22 and 28,284,537.15 is: 39,032,426.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,310,939.54 : 69,428,679.22 = 28,284,537.15 : x
  2. Step 2: Convert to fraction form
    50,310,939.54/69,428,679.22 = 28,284,537.15/x
  3. Step 3: Cross multiply
    50,310,939.54x = 69,428,679.22 × 28,284,537.15
  4. Step 4: Simplify right side
    50,310,939.54x = 1,963,758,056,708,878.50
  5. Step 5: Solve for x
    x = 1,963,758,056,708,878.50/50,310,939.54
  6. Step 6: Final answer
    x = 39,032,426.64

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.