Home / 11,138,454.80-16,691,741.40-6,335,997.20

Finding the Fourth Proportional to 11,138,454.80, 16,691,741.40 and 6,335,997.20

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Solution

The fourth proportional to 11,138,454.80, 16,691,741.40 and 6,335,997.20 is: 9,494,928.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,138,454.80 : 16,691,741.40 = 6,335,997.20 : x
  2. Step 2: Convert to fraction form
    11,138,454.80/16,691,741.40 = 6,335,997.20/x
  3. Step 3: Cross multiply
    11,138,454.80x = 16,691,741.40 × 6,335,997.20
  4. Step 4: Simplify right side
    11,138,454.80x = 105,758,826,773,524.08
  5. Step 5: Solve for x
    x = 105,758,826,773,524.08/11,138,454.80
  6. Step 6: Final answer
    x = 9,494,928.04

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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.