Home / 21,693,494.48-29,936,940.26-11,904,102.50

Finding the Fourth Proportional to 21,693,494.48, 29,936,940.26 and 11,904,102.50

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Solution

The fourth proportional to 21,693,494.48, 29,936,940.26 and 11,904,102.50 is: 16,427,616.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,693,494.48 : 29,936,940.26 = 11,904,102.50 : x
  2. Step 2: Convert to fraction form
    21,693,494.48/29,936,940.26 = 11,904,102.50/x
  3. Step 3: Cross multiply
    21,693,494.48x = 29,936,940.26 × 11,904,102.50
  4. Step 4: Simplify right side
    21,693,494.48x = 356,372,405,182,211.38
  5. Step 5: Solve for x
    x = 356,372,405,182,211.38/21,693,494.48
  6. Step 6: Final answer
    x = 16,427,616.38

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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.