Home / 28,361,170.20-42,541,755.30-27,731,314.20

Finding the Fourth Proportional to 28,361,170.20, 42,541,755.30 and 27,731,314.20

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Solution

The fourth proportional to 28,361,170.20, 42,541,755.30 and 27,731,314.20 is: 41,596,971.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,361,170.20 : 42,541,755.30 = 27,731,314.20 : x
  2. Step 2: Convert to fraction form
    28,361,170.20/42,541,755.30 = 27,731,314.20/x
  3. Step 3: Cross multiply
    28,361,170.20x = 42,541,755.30 × 27,731,314.20
  4. Step 4: Simplify right side
    28,361,170.20x = 1,179,738,782,843,815.25
  5. Step 5: Solve for x
    x = 1,179,738,782,843,815.25/28,361,170.20
  6. Step 6: Final answer
    x = 41,596,971.30

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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.