Home / 9,311,486.36-13,967,819.93-2,921,990.90

Finding the Fourth Proportional to 9,311,486.36, 13,967,819.93 and 2,921,990.90

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Solution

The fourth proportional to 9,311,486.36, 13,967,819.93 and 2,921,990.90 is: 4,383,171.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,311,486.36 : 13,967,819.93 = 2,921,990.90 : x
  2. Step 2: Convert to fraction form
    9,311,486.36/13,967,819.93 = 2,921,990.90/x
  3. Step 3: Cross multiply
    9,311,486.36x = 13,967,819.93 × 2,921,990.90
  4. Step 4: Simplify right side
    9,311,486.36x = 40,813,842,770,523.16
  5. Step 5: Solve for x
    x = 40,813,842,770,523.16/9,311,486.36
  6. Step 6: Final answer
    x = 4,383,171.62

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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.