Home / 7,790,644.62-11,686,166.60-3,691,005.86

Finding the Fourth Proportional to 7,790,644.62, 11,686,166.60 and 3,691,005.86

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Solution

The fourth proportional to 7,790,644.62, 11,686,166.60 and 3,691,005.86 is: 5,536,603.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,790,644.62 : 11,686,166.60 = 3,691,005.86 : x
  2. Step 2: Convert to fraction form
    7,790,644.62/11,686,166.60 = 3,691,005.86/x
  3. Step 3: Cross multiply
    7,790,644.62x = 11,686,166.60 × 3,691,005.86
  4. Step 4: Simplify right side
    7,790,644.62x = 43,133,709,412,296.66
  5. Step 5: Solve for x
    x = 43,133,709,412,296.66/7,790,644.62
  6. Step 6: Final answer
    x = 5,536,603.39

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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.