Home / 21,548,383.11-29,737,396.73-11,759,457.86

Finding the Fourth Proportional to 21,548,383.11, 29,737,396.73 and 11,759,457.86

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Solution

The fourth proportional to 21,548,383.11, 29,737,396.73 and 11,759,457.86 is: 16,228,394.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,548,383.11 : 29,737,396.73 = 11,759,457.86 : x
  2. Step 2: Convert to fraction form
    21,548,383.11/29,737,396.73 = 11,759,457.86/x
  3. Step 3: Cross multiply
    21,548,383.11x = 29,737,396.73 × 11,759,457.86
  4. Step 4: Simplify right side
    21,548,383.11x = 349,695,663,505,052.56
  5. Step 5: Solve for x
    x = 349,695,663,505,052.56/21,548,383.11
  6. Step 6: Final answer
    x = 16,228,394.57

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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.