Home / 11,766,222.72-16,239,021.75-6,609,976.56

Finding the Fourth Proportional to 11,766,222.72, 16,239,021.75 and 6,609,976.56

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Solution

The fourth proportional to 11,766,222.72, 16,239,021.75 and 6,609,976.56 is: 9,122,685.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,766,222.72 : 16,239,021.75 = 6,609,976.56 : x
  2. Step 2: Convert to fraction form
    11,766,222.72/16,239,021.75 = 6,609,976.56/x
  3. Step 3: Cross multiply
    11,766,222.72x = 16,239,021.75 × 6,609,976.56
  4. Step 4: Simplify right side
    11,766,222.72x = 107,339,553,124,830.17
  5. Step 5: Solve for x
    x = 107,339,553,124,830.17/11,766,222.72
  6. Step 6: Final answer
    x = 9,122,685.82

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.