Home / 72,409,614.44-108,644,500.38-29,309,285.48

Finding the Fourth Proportional to 72,409,614.44, 108,644,500.38 and 29,309,285.48

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Solution

The fourth proportional to 72,409,614.44, 108,644,500.38 and 29,309,285.48 is: 43,976,103.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,409,614.44 : 108,644,500.38 = 29,309,285.48 : x
  2. Step 2: Convert to fraction form
    72,409,614.44/108,644,500.38 = 29,309,285.48/x
  3. Step 3: Cross multiply
    72,409,614.44x = 108,644,500.38 × 29,309,285.48
  4. Step 4: Simplify right side
    72,409,614.44x = 3,184,292,677,469,388.50
  5. Step 5: Solve for x
    x = 3,184,292,677,469,388.50/72,409,614.44
  6. Step 6: Final answer
    x = 43,976,103.20

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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.