Home / 21,514,038-29,689,373.16-11,856,246

Finding the Fourth Proportional to 21,514,038, 29,689,373.16 and 11,856,246

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Solution

The fourth proportional to 21,514,038, 29,689,373.16 and 11,856,246 is: 16,361,619.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,514,038 : 29,689,373.16 = 11,856,246 : x
  2. Step 2: Convert to fraction form
    21,514,038/29,689,373.16 = 11,856,246/x
  3. Step 3: Cross multiply
    21,514,038x = 29,689,373.16 × 11,856,246
  4. Step 4: Simplify right side
    21,514,038x = 352,004,511,770,757.38
  5. Step 5: Solve for x
    x = 352,004,511,770,757.38/21,514,038
  6. Step 6: Final answer
    x = 16,361,619.88

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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.