Home / 8,180,056.89-11,288,983.57-4,508,965.19

Finding the Fourth Proportional to 8,180,056.89, 11,288,983.57 and 4,508,965.19

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Solution

The fourth proportional to 8,180,056.89, 11,288,983.57 and 4,508,965.19 is: 6,222,650.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,180,056.89 : 11,288,983.57 = 4,508,965.19 : x
  2. Step 2: Convert to fraction form
    8,180,056.89/11,288,983.57 = 4,508,965.19/x
  3. Step 3: Cross multiply
    8,180,056.89x = 11,288,983.57 × 4,508,965.19
  4. Step 4: Simplify right side
    8,180,056.89x = 50,901,633,964,561.98
  5. Step 5: Solve for x
    x = 50,901,633,964,561.98/8,180,056.89
  6. Step 6: Final answer
    x = 6,222,650.36

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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.