Home / 27,658,348.56-38,168,286.90-15,268,175.93

Finding the Fourth Proportional to 27,658,348.56, 38,168,286.90 and 15,268,175.93

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Solution

The fourth proportional to 27,658,348.56, 38,168,286.90 and 15,268,175.93 is: 21,069,953.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,658,348.56 : 38,168,286.90 = 15,268,175.93 : x
  2. Step 2: Convert to fraction form
    27,658,348.56/38,168,286.90 = 15,268,175.93/x
  3. Step 3: Cross multiply
    27,658,348.56x = 38,168,286.90 × 15,268,175.93
  4. Step 4: Simplify right side
    27,658,348.56x = 582,760,119,145,072.88
  5. Step 5: Solve for x
    x = 582,760,119,145,072.88/27,658,348.56
  6. Step 6: Final answer
    x = 21,069,953.54

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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.