Home / 20,211,460.46-27,891,888.03-11,044,103.21

Finding the Fourth Proportional to 20,211,460.46, 27,891,888.03 and 11,044,103.21

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Solution

The fourth proportional to 20,211,460.46, 27,891,888.03 and 11,044,103.21 is: 15,240,902.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,211,460.46 : 27,891,888.03 = 11,044,103.21 : x
  2. Step 2: Convert to fraction form
    20,211,460.46/27,891,888.03 = 11,044,103.21/x
  3. Step 3: Cross multiply
    20,211,460.46x = 27,891,888.03 × 11,044,103.21
  4. Step 4: Simplify right side
    20,211,460.46x = 308,040,890,125,083.62
  5. Step 5: Solve for x
    x = 308,040,890,125,083.62/20,211,460.46
  6. Step 6: Final answer
    x = 15,240,902.10

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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.