Home / 8,311,997.45-11,470,447.36-4,640,976.41

Finding the Fourth Proportional to 8,311,997.45, 11,470,447.36 and 4,640,976.41

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Solution

The fourth proportional to 8,311,997.45, 11,470,447.36 and 4,640,976.41 is: 6,404,486.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,311,997.45 : 11,470,447.36 = 4,640,976.41 : x
  2. Step 2: Convert to fraction form
    8,311,997.45/11,470,447.36 = 4,640,976.41/x
  3. Step 3: Cross multiply
    8,311,997.45x = 11,470,447.36 × 4,640,976.41
  4. Step 4: Simplify right side
    8,311,997.45x = 53,234,075,558,355.77
  5. Step 5: Solve for x
    x = 53,234,075,558,355.77/8,311,997.45
  6. Step 6: Final answer
    x = 6,404,486.51

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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.