Home / 27,278,529.72-37,644,185.58-15,055,386.36

Finding the Fourth Proportional to 27,278,529.72, 37,644,185.58 and 15,055,386.36

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Solution

The fourth proportional to 27,278,529.72, 37,644,185.58 and 15,055,386.36 is: 20,776,330.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,278,529.72 : 37,644,185.58 = 15,055,386.36 : x
  2. Step 2: Convert to fraction form
    27,278,529.72/37,644,185.58 = 15,055,386.36/x
  3. Step 3: Cross multiply
    27,278,529.72x = 37,644,185.58 × 15,055,386.36
  4. Step 4: Simplify right side
    27,278,529.72x = 566,747,758,114,440.62
  5. Step 5: Solve for x
    x = 566,747,758,114,440.62/27,278,529.72
  6. Step 6: Final answer
    x = 20,776,330.83

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Double scale
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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.