Home / 7,226,105.82-9,971,483.67-3,962,397.66

Finding the Fourth Proportional to 7,226,105.82, 9,971,483.67 and 3,962,397.66

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Solution

The fourth proportional to 7,226,105.82, 9,971,483.67 and 3,962,397.66 is: 5,467,811.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,226,105.82 : 9,971,483.67 = 3,962,397.66 : x
  2. Step 2: Convert to fraction form
    7,226,105.82/9,971,483.67 = 3,962,397.66/x
  3. Step 3: Cross multiply
    7,226,105.82x = 9,971,483.67 × 3,962,397.66
  4. Step 4: Simplify right side
    7,226,105.82x = 39,510,983,560,736.21
  5. Step 5: Solve for x
    x = 39,510,983,560,736.21/7,226,105.82
  6. Step 6: Final answer
    x = 5,467,811.37

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.