Home / 17,644,819.20-26,467,228.80-16,972,972.80

Finding the Fourth Proportional to 17,644,819.20, 26,467,228.80 and 16,972,972.80

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Solution

The fourth proportional to 17,644,819.20, 26,467,228.80 and 16,972,972.80 is: 25,459,459.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,644,819.20 : 26,467,228.80 = 16,972,972.80 : x
  2. Step 2: Convert to fraction form
    17,644,819.20/26,467,228.80 = 16,972,972.80/x
  3. Step 3: Cross multiply
    17,644,819.20x = 26,467,228.80 × 16,972,972.80
  4. Step 4: Simplify right side
    17,644,819.20x = 449,227,554,513,776.69
  5. Step 5: Solve for x
    x = 449,227,554,513,776.69/17,644,819.20
  6. Step 6: Final answer
    x = 25,459,459.20

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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.