Home / 8,538,215.70-11,782,702.44-4,617,976.17

Finding the Fourth Proportional to 8,538,215.70, 11,782,702.44 and 4,617,976.17

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Solution

The fourth proportional to 8,538,215.70, 11,782,702.44 and 4,617,976.17 is: 6,372,788.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,538,215.70 : 11,782,702.44 = 4,617,976.17 : x
  2. Step 2: Convert to fraction form
    8,538,215.70/11,782,702.44 = 4,617,976.17/x
  3. Step 3: Cross multiply
    8,538,215.70x = 11,782,702.44 × 4,617,976.17
  4. Step 4: Simplify right side
    8,538,215.70x = 54,412,239,086,120.85
  5. Step 5: Solve for x
    x = 54,412,239,086,120.85/8,538,215.70
  6. Step 6: Final answer
    x = 6,372,788.06

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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.