Home / 12,296,052.70-18,444,079.05-8,049,319.90

Finding the Fourth Proportional to 12,296,052.70, 18,444,079.05 and 8,049,319.90

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Solution

The fourth proportional to 12,296,052.70, 18,444,079.05 and 8,049,319.90 is: 12,073,979.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,296,052.70 : 18,444,079.05 = 8,049,319.90 : x
  2. Step 2: Convert to fraction form
    12,296,052.70/18,444,079.05 = 8,049,319.90/x
  3. Step 3: Cross multiply
    12,296,052.70x = 18,444,079.05 × 8,049,319.90
  4. Step 4: Simplify right side
    12,296,052.70x = 148,462,292,534,338.09
  5. Step 5: Solve for x
    x = 148,462,292,534,338.09/12,296,052.70
  6. Step 6: Final answer
    x = 12,073,979.85

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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.