Home / 16,128,436.10-24,192,654.15-8,066,279.30

Finding the Fourth Proportional to 16,128,436.10, 24,192,654.15 and 8,066,279.30

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Solution

The fourth proportional to 16,128,436.10, 24,192,654.15 and 8,066,279.30 is: 12,099,418.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,128,436.10 : 24,192,654.15 = 8,066,279.30 : x
  2. Step 2: Convert to fraction form
    16,128,436.10/24,192,654.15 = 8,066,279.30/x
  3. Step 3: Cross multiply
    16,128,436.10x = 24,192,654.15 × 8,066,279.30
  4. Step 4: Simplify right side
    16,128,436.10x = 195,144,705,382,204.09
  5. Step 5: Solve for x
    x = 195,144,705,382,204.09/16,128,436.10
  6. Step 6: Final answer
    x = 12,099,418.95

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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.