Home / 11,137,072.80-16,705,609.20-5,165,104.80

Finding the Fourth Proportional to 11,137,072.80, 16,705,609.20 and 5,165,104.80

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Solution

The fourth proportional to 11,137,072.80, 16,705,609.20 and 5,165,104.80 is: 7,747,657.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,137,072.80 : 16,705,609.20 = 5,165,104.80 : x
  2. Step 2: Convert to fraction form
    11,137,072.80/16,705,609.20 = 5,165,104.80/x
  3. Step 3: Cross multiply
    11,137,072.80x = 16,705,609.20 × 5,165,104.80
  4. Step 4: Simplify right side
    11,137,072.80x = 86,286,222,265,844.16
  5. Step 5: Solve for x
    x = 86,286,222,265,844.16/11,137,072.80
  6. Step 6: Final answer
    x = 7,747,657.20

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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.