Home / 38,591,677.26-53,254,127.97-21,187,924.38

Finding the Fourth Proportional to 38,591,677.26, 53,254,127.97 and 21,187,924.38

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Solution

The fourth proportional to 38,591,677.26, 53,254,127.97 and 21,187,924.38 is: 29,238,025.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,591,677.26 : 53,254,127.97 = 21,187,924.38 : x
  2. Step 2: Convert to fraction form
    38,591,677.26/53,254,127.97 = 21,187,924.38/x
  3. Step 3: Cross multiply
    38,591,677.26x = 53,254,127.97 × 21,187,924.38
  4. Step 4: Simplify right side
    38,591,677.26x = 1,128,344,436,351,202.75
  5. Step 5: Solve for x
    x = 1,128,344,436,351,202.75/38,591,677.26
  6. Step 6: Final answer
    x = 29,238,025.31

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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.