Home / 21,514,018-29,689,345.44-11,856,226

Finding the Fourth Proportional to 21,514,018, 29,689,345.44 and 11,856,226

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Solution

The fourth proportional to 21,514,018, 29,689,345.44 and 11,856,226 is: 16,361,592.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,514,018 : 29,689,345.44 = 11,856,226 : x
  2. Step 2: Convert to fraction form
    21,514,018/29,689,345.44 = 11,856,226/x
  3. Step 3: Cross multiply
    21,514,018x = 29,689,345.44 × 11,856,226
  4. Step 4: Simplify right side
    21,514,018x = 352,003,589,328,709.44
  5. Step 5: Solve for x
    x = 352,003,589,328,709.44/21,514,018
  6. Step 6: Final answer
    x = 16,361,592.21

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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.