Home / 12,296,094.70-18,444,142.05-8,049,361.90

Finding the Fourth Proportional to 12,296,094.70, 18,444,142.05 and 8,049,361.90

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Solution

The fourth proportional to 12,296,094.70, 18,444,142.05 and 8,049,361.90 is: 12,074,042.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,296,094.70 : 18,444,142.05 = 8,049,361.90 : x
  2. Step 2: Convert to fraction form
    12,296,094.70/18,444,142.05 = 8,049,361.90/x
  3. Step 3: Cross multiply
    12,296,094.70x = 18,444,142.05 × 8,049,361.90
  4. Step 4: Simplify right side
    12,296,094.70x = 148,463,574,295,457.91
  5. Step 5: Solve for x
    x = 148,463,574,295,457.91/12,296,094.70
  6. Step 6: Final answer
    x = 12,074,042.85

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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.