Home / 14,618,116.44-20,172,755.84-8,091,605.43

Finding the Fourth Proportional to 14,618,116.44, 20,172,755.84 and 8,091,605.43

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Solution

The fourth proportional to 14,618,116.44, 20,172,755.84 and 8,091,605.43 is: 11,166,279.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,618,116.44 : 20,172,755.84 = 8,091,605.43 : x
  2. Step 2: Convert to fraction form
    14,618,116.44/20,172,755.84 = 8,091,605.43/x
  3. Step 3: Cross multiply
    14,618,116.44x = 20,172,755.84 × 8,091,605.43
  4. Step 4: Simplify right side
    14,618,116.44x = 163,229,980,652,550.19
  5. Step 5: Solve for x
    x = 163,229,980,652,550.19/14,618,116.44
  6. Step 6: Final answer
    x = 11,166,279.96

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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.