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Finding the Fourth Proportional to 8,766,014.70, 13,149,022.05 and 7,171,691.70

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Solution

The fourth proportional to 8,766,014.70, 13,149,022.05 and 7,171,691.70 is: 10,757,537.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,766,014.70 : 13,149,022.05 = 7,171,691.70 : x
  2. Step 2: Convert to fraction form
    8,766,014.70/13,149,022.05 = 7,171,691.70/x
  3. Step 3: Cross multiply
    8,766,014.70x = 13,149,022.05 × 7,171,691.70
  4. Step 4: Simplify right side
    8,766,014.70x = 94,300,732,299,102
  5. Step 5: Solve for x
    x = 94,300,732,299,102/8,766,014.70
  6. Step 6: Final answer
    x = 10,757,537.55

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Similar ratio
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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.