Home / 28,067,467.20-42,101,200.80-25,967,947.20

Finding the Fourth Proportional to 28,067,467.20, 42,101,200.80 and 25,967,947.20

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Solution

The fourth proportional to 28,067,467.20, 42,101,200.80 and 25,967,947.20 is: 38,951,920.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,067,467.20 : 42,101,200.80 = 25,967,947.20 : x
  2. Step 2: Convert to fraction form
    28,067,467.20/42,101,200.80 = 25,967,947.20/x
  3. Step 3: Cross multiply
    28,067,467.20x = 42,101,200.80 × 25,967,947.20
  4. Step 4: Simplify right side
    28,067,467.20x = 1,093,281,759,430,997.62
  5. Step 5: Solve for x
    x = 1,093,281,759,430,997.62/28,067,467.20
  6. Step 6: Final answer
    x = 38,951,920.80

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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.