Home / 17,138,715-23,651,861.87-9,403,755.27

Finding the Fourth Proportional to 17,138,715, 23,651,861.87 and 9,403,755.27

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Solution

The fourth proportional to 17,138,715, 23,651,861.87 and 9,403,755.27 is: 12,977,421.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,138,715 : 23,651,861.87 = 9,403,755.27 : x
  2. Step 2: Convert to fraction form
    17,138,715/23,651,861.87 = 9,403,755.27/x
  3. Step 3: Cross multiply
    17,138,715x = 23,651,861.87 × 9,403,755.27
  4. Step 4: Simplify right side
    17,138,715x = 222,416,320,705,324.56
  5. Step 5: Solve for x
    x = 222,416,320,705,324.56/17,138,715
  6. Step 6: Final answer
    x = 12,977,421.04

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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.