Home / 11,229,350.20-16,820,405.70-9,339,782.20

Finding the Fourth Proportional to 11,229,350.20, 16,820,405.70 and 9,339,782.20

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Solution

The fourth proportional to 11,229,350.20, 16,820,405.70 and 9,339,782.20 is: 13,990,028.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,229,350.20 : 16,820,405.70 = 9,339,782.20 : x
  2. Step 2: Convert to fraction form
    11,229,350.20/16,820,405.70 = 9,339,782.20/x
  3. Step 3: Cross multiply
    11,229,350.20x = 16,820,405.70 × 9,339,782.20
  4. Step 4: Simplify right side
    11,229,350.20x = 157,098,925,753,638.53
  5. Step 5: Solve for x
    x = 157,098,925,753,638.53/11,229,350.20
  6. Step 6: Final answer
    x = 13,990,028.18

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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.