Home / 5,166,207.29-7,129,364-2,843,099.82

Finding the Fourth Proportional to 5,166,207.29, 7,129,364 and 2,843,099.82

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Solution

The fourth proportional to 5,166,207.29, 7,129,364 and 2,843,099.82 is: 3,923,476.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,166,207.29 : 7,129,364 = 2,843,099.82 : x
  2. Step 2: Convert to fraction form
    5,166,207.29/7,129,364 = 2,843,099.82/x
  3. Step 3: Cross multiply
    5,166,207.29x = 7,129,364 × 2,843,099.82
  4. Step 4: Simplify right side
    5,166,207.29x = 20,269,493,505,114.48
  5. Step 5: Solve for x
    x = 20,269,493,505,114.48/5,166,207.29
  6. Step 6: Final answer
    x = 3,923,476.62

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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.