Home / 10,510,072.92-15,757,543.26-6,458,189.26

Finding the Fourth Proportional to 10,510,072.92, 15,757,543.26 and 6,458,189.26

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Solution

The fourth proportional to 10,510,072.92, 15,757,543.26 and 6,458,189.26 is: 9,682,634.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,510,072.92 : 15,757,543.26 = 6,458,189.26 : x
  2. Step 2: Convert to fraction form
    10,510,072.92/15,757,543.26 = 6,458,189.26/x
  3. Step 3: Cross multiply
    10,510,072.92x = 15,757,543.26 × 6,458,189.26
  4. Step 4: Simplify right side
    10,510,072.92x = 101,765,196,645,717.38
  5. Step 5: Solve for x
    x = 101,765,196,645,717.38/10,510,072.92
  6. Step 6: Final answer
    x = 9,682,634.69

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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.