Home / 6,449,163.06-9,672,542.80-2,072,378.24

Finding the Fourth Proportional to 6,449,163.06, 9,672,542.80 and 2,072,378.24

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Solution

The fourth proportional to 6,449,163.06, 9,672,542.80 and 2,072,378.24 is: 3,108,181.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,449,163.06 : 9,672,542.80 = 2,072,378.24 : x
  2. Step 2: Convert to fraction form
    6,449,163.06/9,672,542.80 = 2,072,378.24/x
  3. Step 3: Cross multiply
    6,449,163.06x = 9,672,542.80 × 2,072,378.24
  4. Step 4: Simplify right side
    6,449,163.06x = 20,045,167,224,188.67
  5. Step 5: Solve for x
    x = 20,045,167,224,188.67/6,449,163.06
  6. Step 6: Final answer
    x = 3,108,181.18

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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.