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Finding the Fourth Proportional to 8,503,642.14, 11,734,520.52 and 4,832,049.18

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Solution

The fourth proportional to 8,503,642.14, 11,734,520.52 and 4,832,049.18 is: 6,667,940.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,503,642.14 : 11,734,520.52 = 4,832,049.18 : x
  2. Step 2: Convert to fraction form
    8,503,642.14/11,734,520.52 = 4,832,049.18/x
  3. Step 3: Cross multiply
    8,503,642.14x = 11,734,520.52 × 4,832,049.18
  4. Step 4: Simplify right side
    8,503,642.14x = 56,701,780,256,359.16
  5. Step 5: Solve for x
    x = 56,701,780,256,359.16/8,503,642.14
  6. Step 6: Final answer
    x = 6,667,940.55

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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.