Home / 12,322,066.55-16,999,245.02-8,248,997.75

Finding the Fourth Proportional to 12,322,066.55, 16,999,245.02 and 8,248,997.75

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Solution

The fourth proportional to 12,322,066.55, 16,999,245.02 and 8,248,997.75 is: 11,380,131.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,322,066.55 : 16,999,245.02 = 8,248,997.75 : x
  2. Step 2: Convert to fraction form
    12,322,066.55/16,999,245.02 = 8,248,997.75/x
  3. Step 3: Cross multiply
    12,322,066.55x = 16,999,245.02 × 8,248,997.75
  4. Step 4: Simplify right side
    12,322,066.55x = 140,226,733,857,304.98
  5. Step 5: Solve for x
    x = 140,226,733,857,304.98/12,322,066.55
  6. Step 6: Final answer
    x = 11,380,131.19

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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.