Home / 12,296,076.70-18,444,115.05-8,049,343.90

Finding the Fourth Proportional to 12,296,076.70, 18,444,115.05 and 8,049,343.90

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Solution

The fourth proportional to 12,296,076.70, 18,444,115.05 and 8,049,343.90 is: 12,074,015.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,296,076.70 : 18,444,115.05 = 8,049,343.90 : x
  2. Step 2: Convert to fraction form
    12,296,076.70/18,444,115.05 = 8,049,343.90/x
  3. Step 3: Cross multiply
    12,296,076.70x = 18,444,115.05 × 8,049,343.90
  4. Step 4: Simplify right side
    12,296,076.70x = 148,463,024,968,615.72
  5. Step 5: Solve for x
    x = 148,463,024,968,615.72/12,296,076.70
  6. Step 6: Final answer
    x = 12,074,015.85

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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.