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Finding the Fourth Proportional to 27,662,408.40, 41,493,612.60 and 16,900,728.15

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Solution

The fourth proportional to 27,662,408.40, 41,493,612.60 and 16,900,728.15 is: 25,351,092.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,662,408.40 : 41,493,612.60 = 16,900,728.15 : x
  2. Step 2: Convert to fraction form
    27,662,408.40/41,493,612.60 = 16,900,728.15/x
  3. Step 3: Cross multiply
    27,662,408.40x = 41,493,612.60 × 16,900,728.15
  4. Step 4: Simplify right side
    27,662,408.40x = 701,272,266,514,014.62
  5. Step 5: Solve for x
    x = 701,272,266,514,014.62/27,662,408.40
  6. Step 6: Final answer
    x = 25,351,092.23

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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.