Home / 11,278,045.38-15,563,285.66-6,121,297.02

Finding the Fourth Proportional to 11,278,045.38, 15,563,285.66 and 6,121,297.02

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Solution

The fourth proportional to 11,278,045.38, 15,563,285.66 and 6,121,297.02 is: 8,447,163.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,278,045.38 : 15,563,285.66 = 6,121,297.02 : x
  2. Step 2: Convert to fraction form
    11,278,045.38/15,563,285.66 = 6,121,297.02/x
  3. Step 3: Cross multiply
    11,278,045.38x = 15,563,285.66 × 6,121,297.02
  4. Step 4: Simplify right side
    11,278,045.38x = 95,267,494,131,966.73
  5. Step 5: Solve for x
    x = 95,267,494,131,966.73/11,278,045.38
  6. Step 6: Final answer
    x = 8,447,163.58

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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.