Home / 20,441,038.96-28,203,781.94-11,619,793.14

Finding the Fourth Proportional to 20,441,038.96, 28,203,781.94 and 11,619,793.14

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Solution

The fourth proportional to 20,441,038.96, 28,203,781.94 and 11,619,793.14 is: 16,032,556.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,441,038.96 : 28,203,781.94 = 11,619,793.14 : x
  2. Step 2: Convert to fraction form
    20,441,038.96/28,203,781.94 = 11,619,793.14/x
  3. Step 3: Cross multiply
    20,441,038.96x = 28,203,781.94 × 11,619,793.14
  4. Step 4: Simplify right side
    20,441,038.96x = 327,722,111,788,178.94
  5. Step 5: Solve for x
    x = 327,722,111,788,178.94/20,441,038.96
  6. Step 6: Final answer
    x = 16,032,556.49

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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.