Home / 17,511,306.40-26,231,530.20-12,126,037.60

Finding the Fourth Proportional to 17,511,306.40, 26,231,530.20 and 12,126,037.60

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Solution

The fourth proportional to 17,511,306.40, 26,231,530.20 and 12,126,037.60 is: 18,164,522.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,511,306.40 : 26,231,530.20 = 12,126,037.60 : x
  2. Step 2: Convert to fraction form
    17,511,306.40/26,231,530.20 = 12,126,037.60/x
  3. Step 3: Cross multiply
    17,511,306.40x = 26,231,530.20 × 12,126,037.60
  4. Step 4: Simplify right side
    17,511,306.40x = 318,084,521,510,735.50
  5. Step 5: Solve for x
    x = 318,084,521,510,735.50/17,511,306.40
  6. Step 6: Final answer
    x = 18,164,522.64

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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.