Home / 27,456,653.88-37,890,187.02-15,233,481.72

Finding the Fourth Proportional to 27,456,653.88, 37,890,187.02 and 15,233,481.72

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Solution

The fourth proportional to 27,456,653.88, 37,890,187.02 and 15,233,481.72 is: 21,022,207.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,456,653.88 : 37,890,187.02 = 15,233,481.72 : x
  2. Step 2: Convert to fraction form
    27,456,653.88/37,890,187.02 = 15,233,481.72/x
  3. Step 3: Cross multiply
    27,456,653.88x = 37,890,187.02 × 15,233,481.72
  4. Step 4: Simplify right side
    27,456,653.88x = 577,199,471,336,551.38
  5. Step 5: Solve for x
    x = 577,199,471,336,551.38/27,456,653.88
  6. Step 6: Final answer
    x = 21,022,207.36

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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.