Home / 21,514,425-29,689,906.50-11,856,633

Finding the Fourth Proportional to 21,514,425, 29,689,906.50 and 11,856,633

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Solution

The fourth proportional to 21,514,425, 29,689,906.50 and 11,856,633 is: 16,362,153.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,514,425 : 29,689,906.50 = 11,856,633 : x
  2. Step 2: Convert to fraction form
    21,514,425/29,689,906.50 = 11,856,633/x
  3. Step 3: Cross multiply
    21,514,425x = 29,689,906.50 × 11,856,633
  4. Step 4: Simplify right side
    21,514,425x = 352,022,325,174,814.50
  5. Step 5: Solve for x
    x = 352,022,325,174,814.50/21,514,425
  6. Step 6: Final answer
    x = 16,362,153.54

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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.