Home / 27,658,296.27-38,167,448.49-15,268,123.76

Finding the Fourth Proportional to 27,658,296.27, 38,167,448.49 and 15,268,123.76

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Solution

The fourth proportional to 27,658,296.27, 38,167,448.49 and 15,268,123.76 is: 21,069,458.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,658,296.27 : 38,167,448.49 = 15,268,123.76 : x
  2. Step 2: Convert to fraction form
    27,658,296.27/38,167,448.49 = 15,268,123.76/x
  3. Step 3: Cross multiply
    27,658,296.27x = 38,167,448.49 × 15,268,123.76
  4. Step 4: Simplify right side
    27,658,296.27x = 582,745,326,957,908
  5. Step 5: Solve for x
    x = 582,745,326,957,908/27,658,296.27
  6. Step 6: Final answer
    x = 21,069,458.55

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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.