Home / 13,802,072.30-20,687,556.45-6,617,048.30

Finding the Fourth Proportional to 13,802,072.30, 20,687,556.45 and 6,617,048.30

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Solution

The fourth proportional to 13,802,072.30, 20,687,556.45 and 6,617,048.30 is: 9,918,116.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,802,072.30 : 20,687,556.45 = 6,617,048.30 : x
  2. Step 2: Convert to fraction form
    13,802,072.30/20,687,556.45 = 6,617,048.30/x
  3. Step 3: Cross multiply
    13,802,072.30x = 20,687,556.45 × 6,617,048.30
  4. Step 4: Simplify right side
    13,802,072.30x = 136,890,560,238,626.53
  5. Step 5: Solve for x
    x = 136,890,560,238,626.53/13,802,072.30
  6. Step 6: Final answer
    x = 9,918,116.44

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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.