Home / 13,086,342.30-18,047,396.03-8,192,010.59

Finding the Fourth Proportional to 13,086,342.30, 18,047,396.03 and 8,192,010.59

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Solution

The fourth proportional to 13,086,342.30, 18,047,396.03 and 8,192,010.59 is: 11,297,615.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,086,342.30 : 18,047,396.03 = 8,192,010.59 : x
  2. Step 2: Convert to fraction form
    13,086,342.30/18,047,396.03 = 8,192,010.59/x
  3. Step 3: Cross multiply
    13,086,342.30x = 18,047,396.03 × 8,192,010.59
  4. Step 4: Simplify right side
    13,086,342.30x = 147,844,459,268,486.91
  5. Step 5: Solve for x
    x = 147,844,459,268,486.91/13,086,342.30
  6. Step 6: Final answer
    x = 11,297,615.17

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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.