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Finding the Fourth Proportional to 6,636,093.06, 9,943,999.42 and 4,469,105.54

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Solution

The fourth proportional to 6,636,093.06, 9,943,999.42 and 4,469,105.54 is: 6,696,829.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,636,093.06 : 9,943,999.42 = 4,469,105.54 : x
  2. Step 2: Convert to fraction form
    6,636,093.06/9,943,999.42 = 4,469,105.54/x
  3. Step 3: Cross multiply
    6,636,093.06x = 9,943,999.42 × 4,469,105.54
  4. Step 4: Simplify right side
    6,636,093.06x = 44,440,782,897,678.79
  5. Step 5: Solve for x
    x = 44,440,782,897,678.79/6,636,093.06
  6. Step 6: Final answer
    x = 6,696,829.37

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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.