Home / 8,180,057.06-11,288,983.79-4,508,965.35

Finding the Fourth Proportional to 8,180,057.06, 11,288,983.79 and 4,508,965.35

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Solution

The fourth proportional to 8,180,057.06, 11,288,983.79 and 4,508,965.35 is: 6,222,650.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,180,057.06 : 11,288,983.79 = 4,508,965.35 : x
  2. Step 2: Convert to fraction form
    8,180,057.06/11,288,983.79 = 4,508,965.35/x
  3. Step 3: Cross multiply
    8,180,057.06x = 11,288,983.79 × 4,508,965.35
  4. Step 4: Simplify right side
    8,180,057.06x = 50,901,636,745,821.67
  5. Step 5: Solve for x
    x = 50,901,636,745,821.67/8,180,057.06
  6. Step 6: Final answer
    x = 6,222,650.57

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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.