Home / 10,609,850.82-15,917,881.77-3,421,240.14

Finding the Fourth Proportional to 10,609,850.82, 15,917,881.77 and 3,421,240.14

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Solution

The fourth proportional to 10,609,850.82, 15,917,881.77 and 3,421,240.14 is: 5,132,861.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,609,850.82 : 15,917,881.77 = 3,421,240.14 : x
  2. Step 2: Convert to fraction form
    10,609,850.82/15,917,881.77 = 3,421,240.14/x
  3. Step 3: Cross multiply
    10,609,850.82x = 15,917,881.77 × 3,421,240.14
  4. Step 4: Simplify right side
    10,609,850.82x = 54,458,896,055,298.25
  5. Step 5: Solve for x
    x = 54,458,896,055,298.25/10,609,850.82
  6. Step 6: Final answer
    x = 5,132,861.62

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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.