Home / 36,207,102.60-54,310,653.90-20,901,601.80

Finding the Fourth Proportional to 36,207,102.60, 54,310,653.90 and 20,901,601.80

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Solution

The fourth proportional to 36,207,102.60, 54,310,653.90 and 20,901,601.80 is: 31,352,402.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,207,102.60 : 54,310,653.90 = 20,901,601.80 : x
  2. Step 2: Convert to fraction form
    36,207,102.60/54,310,653.90 = 20,901,601.80/x
  3. Step 3: Cross multiply
    36,207,102.60x = 54,310,653.90 × 20,901,601.80
  4. Step 4: Simplify right side
    36,207,102.60x = 1,135,179,661,315,417
  5. Step 5: Solve for x
    x = 1,135,179,661,315,417/36,207,102.60
  6. Step 6: Final answer
    x = 31,352,402.70

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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.