Home / 11,067,379.70-16,601,069.55-8,827,891.70

Finding the Fourth Proportional to 11,067,379.70, 16,601,069.55 and 8,827,891.70

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Solution

The fourth proportional to 11,067,379.70, 16,601,069.55 and 8,827,891.70 is: 13,241,837.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,067,379.70 : 16,601,069.55 = 8,827,891.70 : x
  2. Step 2: Convert to fraction form
    11,067,379.70/16,601,069.55 = 8,827,891.70/x
  3. Step 3: Cross multiply
    11,067,379.70x = 16,601,069.55 × 8,827,891.70
  4. Step 4: Simplify right side
    11,067,379.70x = 146,552,444,091,567.72
  5. Step 5: Solve for x
    x = 146,552,444,091,567.72/11,067,379.70
  6. Step 6: Final answer
    x = 13,241,837.55

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Similar ratio
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1.5x scale

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.