Home / 21,354,311.70-32,028,357.15-6,206,663.70

Finding the Fourth Proportional to 21,354,311.70, 32,028,357.15 and 6,206,663.70

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Solution

The fourth proportional to 21,354,311.70, 32,028,357.15 and 6,206,663.70 is: 9,309,091.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,354,311.70 : 32,028,357.15 = 6,206,663.70 : x
  2. Step 2: Convert to fraction form
    21,354,311.70/32,028,357.15 = 6,206,663.70/x
  3. Step 3: Cross multiply
    21,354,311.70x = 32,028,357.15 × 6,206,663.70
  4. Step 4: Simplify right side
    21,354,311.70x = 198,789,241,693,540.44
  5. Step 5: Solve for x
    x = 198,789,241,693,540.44/21,354,311.70
  6. Step 6: Final answer
    x = 9,309,091.51

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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.