Home / 54,434,221.08-81,622,980-25,672,634.16

Finding the Fourth Proportional to 54,434,221.08, 81,622,980 and 25,672,634.16

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Solution

The fourth proportional to 54,434,221.08, 81,622,980 and 25,672,634.16 is: 38,495,579.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,434,221.08 : 81,622,980 = 25,672,634.16 : x
  2. Step 2: Convert to fraction form
    54,434,221.08/81,622,980 = 25,672,634.16/x
  3. Step 3: Cross multiply
    54,434,221.08x = 81,622,980 × 25,672,634.16
  4. Step 4: Simplify right side
    54,434,221.08x = 2,095,476,904,588,996.75
  5. Step 5: Solve for x
    x = 2,095,476,904,588,996.75/54,434,221.08
  6. Step 6: Final answer
    x = 38,495,579.86

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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.