Home / 7,461,212.70-11,191,819.05-3,673,911.90

Finding the Fourth Proportional to 7,461,212.70, 11,191,819.05 and 3,673,911.90

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Solution

The fourth proportional to 7,461,212.70, 11,191,819.05 and 3,673,911.90 is: 5,510,867.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,461,212.70 : 11,191,819.05 = 3,673,911.90 : x
  2. Step 2: Convert to fraction form
    7,461,212.70/11,191,819.05 = 3,673,911.90/x
  3. Step 3: Cross multiply
    7,461,212.70x = 11,191,819.05 × 3,673,911.90
  4. Step 4: Simplify right side
    7,461,212.70x = 41,117,757,190,441.70
  5. Step 5: Solve for x
    x = 41,117,757,190,441.70/7,461,212.70
  6. Step 6: Final answer
    x = 5,510,867.85

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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.