Home / 8,151,893.79-12,227,832.73-2,086,615.81

Finding the Fourth Proportional to 8,151,893.79, 12,227,832.73 and 2,086,615.81

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Solution

The fourth proportional to 8,151,893.79, 12,227,832.73 and 2,086,615.81 is: 3,129,921.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,151,893.79 : 12,227,832.73 = 2,086,615.81 : x
  2. Step 2: Convert to fraction form
    8,151,893.79/12,227,832.73 = 2,086,615.81/x
  3. Step 3: Cross multiply
    8,151,893.79x = 12,227,832.73 × 2,086,615.81
  4. Step 4: Simplify right side
    8,151,893.79x = 25,514,789,096,453.46
  5. Step 5: Solve for x
    x = 25,514,789,096,453.46/8,151,893.79
  6. Step 6: Final answer
    x = 3,129,921.68

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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.