Home / 10,226,629.38-15,339,961.49-8,190,241.59

Finding the Fourth Proportional to 10,226,629.38, 15,339,961.49 and 8,190,241.59

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Solution

The fourth proportional to 10,226,629.38, 15,339,961.49 and 8,190,241.59 is: 12,285,376.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,226,629.38 : 15,339,961.49 = 8,190,241.59 : x
  2. Step 2: Convert to fraction form
    10,226,629.38/15,339,961.49 = 8,190,241.59/x
  3. Step 3: Cross multiply
    10,226,629.38x = 15,339,961.49 × 8,190,241.59
  4. Step 4: Simplify right side
    10,226,629.38x = 125,637,990,543,445.16
  5. Step 5: Solve for x
    x = 125,637,990,543,445.16/10,226,629.38
  6. Step 6: Final answer
    x = 12,285,376.33

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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.