Home / 18,167,255.19-27,228,443.22-15,590,356.83

Finding the Fourth Proportional to 18,167,255.19, 27,228,443.22 and 15,590,356.83

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Solution

The fourth proportional to 18,167,255.19, 27,228,443.22 and 15,590,356.83 is: 23,366,278.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,167,255.19 : 27,228,443.22 = 15,590,356.83 : x
  2. Step 2: Convert to fraction form
    18,167,255.19/27,228,443.22 = 15,590,356.83/x
  3. Step 3: Cross multiply
    18,167,255.19x = 27,228,443.22 × 15,590,356.83
  4. Step 4: Simplify right side
    18,167,255.19x = 424,501,145,725,194.19
  5. Step 5: Solve for x
    x = 424,501,145,725,194.19/18,167,255.19
  6. Step 6: Final answer
    x = 23,366,278.58

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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.