Home / 12,295,847.40-18,443,771.10-5,904,558.60

Finding the Fourth Proportional to 12,295,847.40, 18,443,771.10 and 5,904,558.60

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Solution

The fourth proportional to 12,295,847.40, 18,443,771.10 and 5,904,558.60 is: 8,856,837.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,295,847.40 : 18,443,771.10 = 5,904,558.60 : x
  2. Step 2: Convert to fraction form
    12,295,847.40/18,443,771.10 = 5,904,558.60/x
  3. Step 3: Cross multiply
    12,295,847.40x = 18,443,771.10 × 5,904,558.60
  4. Step 4: Simplify right side
    12,295,847.40x = 108,902,327,264,936.47
  5. Step 5: Solve for x
    x = 108,902,327,264,936.47/12,295,847.40
  6. Step 6: Final answer
    x = 8,856,837.90

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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.