Home / 18,482,181.97-27,666,521.03-11,626,656.25

Finding the Fourth Proportional to 18,482,181.97, 27,666,521.03 and 11,626,656.25

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Solution

The fourth proportional to 18,482,181.97, 27,666,521.03 and 11,626,656.25 is: 17,404,283.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,482,181.97 : 27,666,521.03 = 11,626,656.25 : x
  2. Step 2: Convert to fraction form
    18,482,181.97/27,666,521.03 = 11,626,656.25/x
  3. Step 3: Cross multiply
    18,482,181.97x = 27,666,521.03 × 11,626,656.25
  4. Step 4: Simplify right side
    18,482,181.97x = 321,669,129,591,072.62
  5. Step 5: Solve for x
    x = 321,669,129,591,072.62/18,482,181.97
  6. Step 6: Final answer
    x = 17,404,283.22

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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.