Home / 20,022,084.30-30,033,126.04-9,236,193.96

Finding the Fourth Proportional to 20,022,084.30, 30,033,126.04 and 9,236,193.96

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Solution

The fourth proportional to 20,022,084.30, 30,033,126.04 and 9,236,193.96 is: 13,854,290.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,022,084.30 : 30,033,126.04 = 9,236,193.96 : x
  2. Step 2: Convert to fraction form
    20,022,084.30/30,033,126.04 = 9,236,193.96/x
  3. Step 3: Cross multiply
    20,022,084.30x = 30,033,126.04 × 9,236,193.96
  4. Step 4: Simplify right side
    20,022,084.30x = 277,391,777,330,566.75
  5. Step 5: Solve for x
    x = 277,391,777,330,566.75/20,022,084.30
  6. Step 6: Final answer
    x = 13,854,290.75

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1.5x scale

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.