Home / 21,883,109.33-30,198,784.58-11,960,192.45

Finding the Fourth Proportional to 21,883,109.33, 30,198,784.58 and 11,960,192.45

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Solution

The fourth proportional to 21,883,109.33, 30,198,784.58 and 11,960,192.45 is: 16,505,116.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,883,109.33 : 30,198,784.58 = 11,960,192.45 : x
  2. Step 2: Convert to fraction form
    21,883,109.33/30,198,784.58 = 11,960,192.45/x
  3. Step 3: Cross multiply
    21,883,109.33x = 30,198,784.58 × 11,960,192.45
  4. Step 4: Simplify right side
    21,883,109.33x = 361,183,275,332,892.38
  5. Step 5: Solve for x
    x = 361,183,275,332,892.38/21,883,109.33
  6. Step 6: Final answer
    x = 16,505,116.80

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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.