Home / 8,628,190.92-11,907,152.64-4,760,961.21

Finding the Fourth Proportional to 8,628,190.92, 11,907,152.64 and 4,760,961.21

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Solution

The fourth proportional to 8,628,190.92, 11,907,152.64 and 4,760,961.21 is: 6,570,263.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,628,190.92 : 11,907,152.64 = 4,760,961.21 : x
  2. Step 2: Convert to fraction form
    8,628,190.92/11,907,152.64 = 4,760,961.21/x
  3. Step 3: Cross multiply
    8,628,190.92x = 11,907,152.64 × 4,760,961.21
  4. Step 4: Simplify right side
    8,628,190.92x = 56,689,491,840,589.09
  5. Step 5: Solve for x
    x = 56,689,491,840,589.09/8,628,190.92
  6. Step 6: Final answer
    x = 6,570,263.96

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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.