Home / 8,513,629.60-12,770,410.80-2,529,997.60

Finding the Fourth Proportional to 8,513,629.60, 12,770,410.80 and 2,529,997.60

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Solution

The fourth proportional to 8,513,629.60, 12,770,410.80 and 2,529,997.60 is: 3,794,986.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,513,629.60 : 12,770,410.80 = 2,529,997.60 : x
  2. Step 2: Convert to fraction form
    8,513,629.60/12,770,410.80 = 2,529,997.60/x
  3. Step 3: Cross multiply
    8,513,629.60x = 12,770,410.80 × 2,529,997.60
  4. Step 4: Simplify right side
    8,513,629.60x = 32,309,108,675,014.08
  5. Step 5: Solve for x
    x = 32,309,108,675,014.08/8,513,629.60
  6. Step 6: Final answer
    x = 3,794,986.42

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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.