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Finding the Fourth Proportional to 17,493,714.60, 26,240,571.90 and 13,014,738.60

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Solution

The fourth proportional to 17,493,714.60, 26,240,571.90 and 13,014,738.60 is: 19,522,107.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,493,714.60 : 26,240,571.90 = 13,014,738.60 : x
  2. Step 2: Convert to fraction form
    17,493,714.60/26,240,571.90 = 13,014,738.60/x
  3. Step 3: Cross multiply
    17,493,714.60x = 26,240,571.90 × 13,014,738.60
  4. Step 4: Simplify right side
    17,493,714.60x = 341,514,183,993,005.31
  5. Step 5: Solve for x
    x = 341,514,183,993,005.31/17,493,714.60
  6. Step 6: Final answer
    x = 19,522,107.90

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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.