Home / 23,120,998.20-34,670,999.70-8,739,286.20

Finding the Fourth Proportional to 23,120,998.20, 34,670,999.70 and 8,739,286.20

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Solution

The fourth proportional to 23,120,998.20, 34,670,999.70 and 8,739,286.20 is: 13,104,961.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,120,998.20 : 34,670,999.70 = 8,739,286.20 : x
  2. Step 2: Convert to fraction form
    23,120,998.20/34,670,999.70 = 8,739,286.20/x
  3. Step 3: Cross multiply
    23,120,998.20x = 34,670,999.70 × 8,739,286.20
  4. Step 4: Simplify right side
    23,120,998.20x = 302,999,789,218,414.12
  5. Step 5: Solve for x
    x = 302,999,789,218,414.12/23,120,998.20
  6. Step 6: Final answer
    x = 13,104,961.41

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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.