Home / 68,307,321.96-102,453,410.46-17,189,354.60

Finding the Fourth Proportional to 68,307,321.96, 102,453,410.46 and 17,189,354.60

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Solution

The fourth proportional to 68,307,321.96, 102,453,410.46 and 17,189,354.60 is: 25,782,126.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,307,321.96 : 102,453,410.46 = 17,189,354.60 : x
  2. Step 2: Convert to fraction form
    68,307,321.96/102,453,410.46 = 17,189,354.60/x
  3. Step 3: Cross multiply
    68,307,321.96x = 102,453,410.46 × 17,189,354.60
  4. Step 4: Simplify right side
    68,307,321.96x = 1,761,108,002,376,289.25
  5. Step 5: Solve for x
    x = 1,761,108,002,376,289.25/68,307,321.96
  6. Step 6: Final answer
    x = 25,782,126.31

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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.