Home / 10,648,819.21-15,967,545.91-5,526,091.26

Finding the Fourth Proportional to 10,648,819.21, 15,967,545.91 and 5,526,091.26

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Solution

The fourth proportional to 10,648,819.21, 15,967,545.91 and 5,526,091.26 is: 8,286,187.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,648,819.21 : 15,967,545.91 = 5,526,091.26 : x
  2. Step 2: Convert to fraction form
    10,648,819.21/15,967,545.91 = 5,526,091.26/x
  3. Step 3: Cross multiply
    10,648,819.21x = 15,967,545.91 × 5,526,091.26
  4. Step 4: Simplify right side
    10,648,819.21x = 88,238,115,789,431.56
  5. Step 5: Solve for x
    x = 88,238,115,789,431.56/10,648,819.21
  6. Step 6: Final answer
    x = 8,286,187.80

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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.