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Finding the Fourth Proportional to 17,714,819.20, 26,572,228.80 and 16,203,164.80

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Solution

The fourth proportional to 17,714,819.20, 26,572,228.80 and 16,203,164.80 is: 24,304,747.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,714,819.20 : 26,572,228.80 = 16,203,164.80 : x
  2. Step 2: Convert to fraction form
    17,714,819.20/26,572,228.80 = 16,203,164.80/x
  3. Step 3: Cross multiply
    17,714,819.20x = 26,572,228.80 × 16,203,164.80
  4. Step 4: Simplify right side
    17,714,819.20x = 430,554,202,349,706.25
  5. Step 5: Solve for x
    x = 430,554,202,349,706.25/17,714,819.20
  6. Step 6: Final answer
    x = 24,304,747.20

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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.