Home / 5,558,380.73-8,331,790.56-2,149,009.01

Finding the Fourth Proportional to 5,558,380.73, 8,331,790.56 and 2,149,009.01

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Solution

The fourth proportional to 5,558,380.73, 8,331,790.56 and 2,149,009.01 is: 3,221,278.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,558,380.73 : 8,331,790.56 = 2,149,009.01 : x
  2. Step 2: Convert to fraction form
    5,558,380.73/8,331,790.56 = 2,149,009.01/x
  3. Step 3: Cross multiply
    5,558,380.73x = 8,331,790.56 × 2,149,009.01
  4. Step 4: Simplify right side
    5,558,380.73x = 17,905,092,982,872.94
  5. Step 5: Solve for x
    x = 17,905,092,982,872.94/5,558,380.73
  6. Step 6: Final answer
    x = 3,221,278.62

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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.