Home / 9,311,487.12-13,967,821.07-2,921,991.66

Finding the Fourth Proportional to 9,311,487.12, 13,967,821.07 and 2,921,991.66

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Solution

The fourth proportional to 9,311,487.12, 13,967,821.07 and 2,921,991.66 is: 4,383,172.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,311,487.12 : 13,967,821.07 = 2,921,991.66 : x
  2. Step 2: Convert to fraction form
    9,311,487.12/13,967,821.07 = 2,921,991.66/x
  3. Step 3: Cross multiply
    9,311,487.12x = 13,967,821.07 × 2,921,991.66
  4. Step 4: Simplify right side
    9,311,487.12x = 40,813,856,660,302.32
  5. Step 5: Solve for x
    x = 40,813,856,660,302.32/9,311,487.12
  6. Step 6: Final answer
    x = 4,383,172.76

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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.