Home / 15,110,819.16-22,672,906.38-7,920,633.84

Finding the Fourth Proportional to 15,110,819.16, 22,672,906.38 and 7,920,633.84

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Solution

The fourth proportional to 15,110,819.16, 22,672,906.38 and 7,920,633.84 is: 11,884,450.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,110,819.16 : 22,672,906.38 = 7,920,633.84 : x
  2. Step 2: Convert to fraction form
    15,110,819.16/22,672,906.38 = 7,920,633.84/x
  3. Step 3: Cross multiply
    15,110,819.16x = 22,672,906.38 × 7,920,633.84
  4. Step 4: Simplify right side
    15,110,819.16x = 179,583,789,524,579.88
  5. Step 5: Solve for x
    x = 179,583,789,524,579.88/15,110,819.16
  6. Step 6: Final answer
    x = 11,884,450.98

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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.