Home / 26,027,821.68-38,999,042.28-18,441,245.04

Finding the Fourth Proportional to 26,027,821.68, 38,999,042.28 and 18,441,245.04

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Solution

The fourth proportional to 26,027,821.68, 38,999,042.28 and 18,441,245.04 is: 27,631,620.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,027,821.68 : 38,999,042.28 = 18,441,245.04 : x
  2. Step 2: Convert to fraction form
    26,027,821.68/38,999,042.28 = 18,441,245.04/x
  3. Step 3: Cross multiply
    26,027,821.68x = 38,999,042.28 × 18,441,245.04
  4. Step 4: Simplify right side
    26,027,821.68x = 719,190,895,010,800.25
  5. Step 5: Solve for x
    x = 719,190,895,010,800.25/26,027,821.68
  6. Step 6: Final answer
    x = 27,631,620.65

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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.