Home / 14,974,739.88-20,665,144.26-8,449,754.28

Finding the Fourth Proportional to 14,974,739.88, 20,665,144.26 and 8,449,754.28

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Solution

The fourth proportional to 14,974,739.88, 20,665,144.26 and 8,449,754.28 is: 11,660,662.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,974,739.88 : 20,665,144.26 = 8,449,754.28 : x
  2. Step 2: Convert to fraction form
    14,974,739.88/20,665,144.26 = 8,449,754.28/x
  3. Step 3: Cross multiply
    14,974,739.88x = 20,665,144.26 × 8,449,754.28
  4. Step 4: Simplify right side
    14,974,739.88x = 174,615,391,157,752.44
  5. Step 5: Solve for x
    x = 174,615,391,157,752.44/14,974,739.88
  6. Step 6: Final answer
    x = 11,660,662.73

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.