Home / 27,843,652.56-38,424,649.94-15,454,540.87

Finding the Fourth Proportional to 27,843,652.56, 38,424,649.94 and 15,454,540.87

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Solution

The fourth proportional to 27,843,652.56, 38,424,649.94 and 15,454,540.87 is: 21,327,493.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,843,652.56 : 38,424,649.94 = 15,454,540.87 : x
  2. Step 2: Convert to fraction form
    27,843,652.56/38,424,649.94 = 15,454,540.87/x
  3. Step 3: Cross multiply
    27,843,652.56x = 38,424,649.94 × 15,454,540.87
  4. Step 4: Simplify right side
    27,843,652.56x = 593,835,322,884,725
  5. Step 5: Solve for x
    x = 593,835,322,884,725/27,843,652.56
  6. Step 6: Final answer
    x = 21,327,493.64

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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.