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Finding the Fourth Proportional to 29,694,481.40, 44,541,722.10 and 19,490,814.20

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Solution

The fourth proportional to 29,694,481.40, 44,541,722.10 and 19,490,814.20 is: 29,236,221.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,694,481.40 : 44,541,722.10 = 19,490,814.20 : x
  2. Step 2: Convert to fraction form
    29,694,481.40/44,541,722.10 = 19,490,814.20/x
  3. Step 3: Cross multiply
    29,694,481.40x = 44,541,722.10 × 19,490,814.20
  4. Step 4: Simplify right side
    29,694,481.40x = 868,154,429,599,133.88
  5. Step 5: Solve for x
    x = 868,154,429,599,133.88/29,694,481.40
  6. Step 6: Final answer
    x = 29,236,221.30

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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.