Home / 28,015,022.85-42,023,821.86-8,582,855.34

Finding the Fourth Proportional to 28,015,022.85, 42,023,821.86 and 8,582,855.34

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Solution

The fourth proportional to 28,015,022.85, 42,023,821.86 and 8,582,855.34 is: 12,874,677.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,015,022.85 : 42,023,821.86 = 8,582,855.34 : x
  2. Step 2: Convert to fraction form
    28,015,022.85/42,023,821.86 = 8,582,855.34/x
  3. Step 3: Cross multiply
    28,015,022.85x = 42,023,821.86 × 8,582,855.34
  4. Step 4: Simplify right side
    28,015,022.85x = 360,684,383,858,309.75
  5. Step 5: Solve for x
    x = 360,684,383,858,309.75/28,015,022.85
  6. Step 6: Final answer
    x = 12,874,677.48

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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.