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Finding the Fourth Proportional to 17,809,610.10, 26,714,415.15 and 16,817,586.90

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Solution

The fourth proportional to 17,809,610.10, 26,714,415.15 and 16,817,586.90 is: 25,226,380.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,809,610.10 : 26,714,415.15 = 16,817,586.90 : x
  2. Step 2: Convert to fraction form
    17,809,610.10/26,714,415.15 = 16,817,586.90/x
  3. Step 3: Cross multiply
    17,809,610.10x = 26,714,415.15 × 16,817,586.90
  4. Step 4: Simplify right side
    17,809,610.10x = 449,271,998,267,801.50
  5. Step 5: Solve for x
    x = 449,271,998,267,801.50/17,809,610.10
  6. Step 6: Final answer
    x = 25,226,380.35

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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.