Home / 13,565,537.70-20,348,306.55-11,738,955.30

Finding the Fourth Proportional to 13,565,537.70, 20,348,306.55 and 11,738,955.30

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Solution

The fourth proportional to 13,565,537.70, 20,348,306.55 and 11,738,955.30 is: 17,608,432.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,565,537.70 : 20,348,306.55 = 11,738,955.30 : x
  2. Step 2: Convert to fraction form
    13,565,537.70/20,348,306.55 = 11,738,955.30/x
  3. Step 3: Cross multiply
    13,565,537.70x = 20,348,306.55 × 11,738,955.30
  4. Step 4: Simplify right side
    13,565,537.70x = 238,867,861,021,147.25
  5. Step 5: Solve for x
    x = 238,867,861,021,147.25/13,565,537.70
  6. Step 6: Final answer
    x = 17,608,432.95

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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.