Home / 11,363,861.30-15,678,238.56-6,467,857.16

Finding the Fourth Proportional to 11,363,861.30, 15,678,238.56 and 6,467,857.16

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Solution

The fourth proportional to 11,363,861.30, 15,678,238.56 and 6,467,857.16 is: 8,923,428.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,363,861.30 : 15,678,238.56 = 6,467,857.16 : x
  2. Step 2: Convert to fraction form
    11,363,861.30/15,678,238.56 = 6,467,857.16/x
  3. Step 3: Cross multiply
    11,363,861.30x = 15,678,238.56 × 6,467,857.16
  4. Step 4: Simplify right side
    11,363,861.30x = 101,404,607,526,484.09
  5. Step 5: Solve for x
    x = 101,404,607,526,484.09/11,363,861.30
  6. Step 6: Final answer
    x = 8,923,428.83

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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.