Home / 11,467,221.28-17,188,874.70-4,648,501.57

Finding the Fourth Proportional to 11,467,221.28, 17,188,874.70 and 4,648,501.57

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Solution

The fourth proportional to 11,467,221.28, 17,188,874.70 and 4,648,501.57 is: 6,967,905.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,467,221.28 : 17,188,874.70 = 4,648,501.57 : x
  2. Step 2: Convert to fraction form
    11,467,221.28/17,188,874.70 = 4,648,501.57/x
  3. Step 3: Cross multiply
    11,467,221.28x = 17,188,874.70 × 4,648,501.57
  4. Step 4: Simplify right side
    11,467,221.28x = 79,902,511,029,483.28
  5. Step 5: Solve for x
    x = 79,902,511,029,483.28/11,467,221.28
  6. Step 6: Final answer
    x = 6,967,905.22

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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.