Home / 74,384,007.56-111,577,133.82-28,328,426.44

Finding the Fourth Proportional to 74,384,007.56, 111,577,133.82 and 28,328,426.44

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Solution

The fourth proportional to 74,384,007.56, 111,577,133.82 and 28,328,426.44 is: 42,493,067.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,384,007.56 : 111,577,133.82 = 28,328,426.44 : x
  2. Step 2: Convert to fraction form
    74,384,007.56/111,577,133.82 = 28,328,426.44/x
  3. Step 3: Cross multiply
    74,384,007.56x = 111,577,133.82 × 28,328,426.44
  4. Step 4: Simplify right side
    74,384,007.56x = 3,160,804,627,805,906
  5. Step 5: Solve for x
    x = 3,160,804,627,805,906/74,384,007.56
  6. Step 6: Final answer
    x = 42,493,067.15

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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.