Home / 8,231,409.09-12,342,660.26-6,536,456.73

Finding the Fourth Proportional to 8,231,409.09, 12,342,660.26 and 6,536,456.73

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Solution

The fourth proportional to 8,231,409.09, 12,342,660.26 and 6,536,456.73 is: 9,801,148.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,231,409.09 : 12,342,660.26 = 6,536,456.73 : x
  2. Step 2: Convert to fraction form
    8,231,409.09/12,342,660.26 = 6,536,456.73/x
  3. Step 3: Cross multiply
    8,231,409.09x = 12,342,660.26 × 6,536,456.73
  4. Step 4: Simplify right side
    8,231,409.09x = 80,677,264,689,898.28
  5. Step 5: Solve for x
    x = 80,677,264,689,898.28/8,231,409.09
  6. Step 6: Final answer
    x = 9,801,148.72

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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.