Home / 21,514,007-29,689,330.26-11,856,215

Finding the Fourth Proportional to 21,514,007, 29,689,330.26 and 11,856,215

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Solution

The fourth proportional to 21,514,007, 29,689,330.26 and 11,856,215 is: 16,361,577.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,514,007 : 29,689,330.26 = 11,856,215 : x
  2. Step 2: Convert to fraction form
    21,514,007/29,689,330.26 = 11,856,215/x
  3. Step 3: Cross multiply
    21,514,007x = 29,689,330.26 × 11,856,215
  4. Step 4: Simplify right side
    21,514,007x = 352,003,082,768,565.94
  5. Step 5: Solve for x
    x = 352,003,082,768,565.94/21,514,007
  6. Step 6: Final answer
    x = 16,361,577.03

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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.