Home / 11,193,072.60-16,789,608.90-8,757,629.40

Finding the Fourth Proportional to 11,193,072.60, 16,789,608.90 and 8,757,629.40

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Solution

The fourth proportional to 11,193,072.60, 16,789,608.90 and 8,757,629.40 is: 13,136,444.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,193,072.60 : 16,789,608.90 = 8,757,629.40 : x
  2. Step 2: Convert to fraction form
    11,193,072.60/16,789,608.90 = 8,757,629.40/x
  3. Step 3: Cross multiply
    11,193,072.60x = 16,789,608.90 × 8,757,629.40
  4. Step 4: Simplify right side
    11,193,072.60x = 147,037,172,517,141.66
  5. Step 5: Solve for x
    x = 147,037,172,517,141.66/11,193,072.60
  6. Step 6: Final answer
    x = 13,136,444.10

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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.