Home / 13,086,342.30-18,047,396.01-8,192,010.60

Finding the Fourth Proportional to 13,086,342.30, 18,047,396.01 and 8,192,010.60

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Solution

The fourth proportional to 13,086,342.30, 18,047,396.01 and 8,192,010.60 is: 11,297,615.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,086,342.30 : 18,047,396.01 = 8,192,010.60 : x
  2. Step 2: Convert to fraction form
    13,086,342.30/18,047,396.01 = 8,192,010.60/x
  3. Step 3: Cross multiply
    13,086,342.30x = 18,047,396.01 × 8,192,010.60
  4. Step 4: Simplify right side
    13,086,342.30x = 147,844,459,416,317.72
  5. Step 5: Solve for x
    x = 147,844,459,416,317.72/13,086,342.30
  6. Step 6: Final answer
    x = 11,297,615.18

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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.