Home / 11,228,780.20-16,819,550.70-9,339,212.20

Finding the Fourth Proportional to 11,228,780.20, 16,819,550.70 and 9,339,212.20

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Solution

The fourth proportional to 11,228,780.20, 16,819,550.70 and 9,339,212.20 is: 13,989,173.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,228,780.20 : 16,819,550.70 = 9,339,212.20 : x
  2. Step 2: Convert to fraction form
    11,228,780.20/16,819,550.70 = 9,339,212.20/x
  3. Step 3: Cross multiply
    11,228,780.20x = 16,819,550.70 × 9,339,212.20
  4. Step 4: Simplify right side
    11,228,780.20x = 157,081,353,095,958.53
  5. Step 5: Solve for x
    x = 157,081,353,095,958.53/11,228,780.20
  6. Step 6: Final answer
    x = 13,989,173.38

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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.