Home / 18,505,874.76-25,537,273.70-10,245,357.06

Finding the Fourth Proportional to 18,505,874.76, 25,537,273.70 and 10,245,357.06

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Solution

The fourth proportional to 18,505,874.76, 25,537,273.70 and 10,245,357.06 is: 14,138,131.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,505,874.76 : 25,537,273.70 = 10,245,357.06 : x
  2. Step 2: Convert to fraction form
    18,505,874.76/25,537,273.70 = 10,245,357.06/x
  3. Step 3: Cross multiply
    18,505,874.76x = 25,537,273.70 × 10,245,357.06
  4. Step 4: Simplify right side
    18,505,874.76x = 261,638,487,395,447.31
  5. Step 5: Solve for x
    x = 261,638,487,395,447.31/18,505,874.76
  6. Step 6: Final answer
    x = 14,138,131.31

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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.