Home / 27,203,951.72-37,538,594.61-15,439,478.51

Finding the Fourth Proportional to 27,203,951.72, 37,538,594.61 and 15,439,478.51

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Solution

The fourth proportional to 27,203,951.72, 37,538,594.61 and 15,439,478.51 is: 21,304,857.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,203,951.72 : 37,538,594.61 = 15,439,478.51 : x
  2. Step 2: Convert to fraction form
    27,203,951.72/37,538,594.61 = 15,439,478.51/x
  3. Step 3: Cross multiply
    27,203,951.72x = 37,538,594.61 × 15,439,478.51
  4. Step 4: Simplify right side
    27,203,951.72x = 579,576,324,776,696.88
  5. Step 5: Solve for x
    x = 579,576,324,776,696.88/27,203,951.72
  6. Step 6: Final answer
    x = 21,304,857.87

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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.