Home / 11,242,656.30-16,861,460.49-5,171,557.26

Finding the Fourth Proportional to 11,242,656.30, 16,861,460.49 and 5,171,557.26

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Solution

The fourth proportional to 11,242,656.30, 16,861,460.49 and 5,171,557.26 is: 7,756,174.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,242,656.30 : 16,861,460.49 = 5,171,557.26 : x
  2. Step 2: Convert to fraction form
    11,242,656.30/16,861,460.49 = 5,171,557.26/x
  3. Step 3: Cross multiply
    11,242,656.30x = 16,861,460.49 × 5,171,557.26
  4. Step 4: Simplify right side
    11,242,656.30x = 87,200,008,411,262.64
  5. Step 5: Solve for x
    x = 87,200,008,411,262.64/11,242,656.30
  6. Step 6: Final answer
    x = 7,756,174.88

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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.