Home / 9,152,143.11-12,629,922.62-5,022,243.09

Finding the Fourth Proportional to 9,152,143.11, 12,629,922.62 and 5,022,243.09

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Solution

The fourth proportional to 9,152,143.11, 12,629,922.62 and 5,022,243.09 is: 6,930,676.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,152,143.11 : 12,629,922.62 = 5,022,243.09 : x
  2. Step 2: Convert to fraction form
    9,152,143.11/12,629,922.62 = 5,022,243.09/x
  3. Step 3: Cross multiply
    9,152,143.11x = 12,629,922.62 × 5,022,243.09
  4. Step 4: Simplify right side
    9,152,143.11x = 63,430,541,580,418.48
  5. Step 5: Solve for x
    x = 63,430,541,580,418.48/9,152,143.11
  6. Step 6: Final answer
    x = 6,930,676.33

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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.