Home / 7,873,819.36-11,815,379.13-3,324,573.67

Finding the Fourth Proportional to 7,873,819.36, 11,815,379.13 and 3,324,573.67

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Solution

The fourth proportional to 7,873,819.36, 11,815,379.13 and 3,324,573.67 is: 4,988,823.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,873,819.36 : 11,815,379.13 = 3,324,573.67 : x
  2. Step 2: Convert to fraction form
    7,873,819.36/11,815,379.13 = 3,324,573.67/x
  3. Step 3: Cross multiply
    7,873,819.36x = 11,815,379.13 × 3,324,573.67
  4. Step 4: Simplify right side
    7,873,819.36x = 39,281,098,356,665.51
  5. Step 5: Solve for x
    x = 39,281,098,356,665.51/7,873,819.36
  6. Step 6: Final answer
    x = 4,988,823.92

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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.