Home / 22,269,076.36-30,720,404.80-19,324,760.96

Finding the Fourth Proportional to 22,269,076.36, 30,720,404.80 and 19,324,760.96

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Solution

The fourth proportional to 22,269,076.36, 30,720,404.80 and 19,324,760.96 is: 26,658,693.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,269,076.36 : 30,720,404.80 = 19,324,760.96 : x
  2. Step 2: Convert to fraction form
    22,269,076.36/30,720,404.80 = 19,324,760.96/x
  3. Step 3: Cross multiply
    22,269,076.36x = 30,720,404.80 × 19,324,760.96
  4. Step 4: Simplify right side
    22,269,076.36x = 593,664,479,354,436.62
  5. Step 5: Solve for x
    x = 593,664,479,354,436.62/22,269,076.36
  6. Step 6: Final answer
    x = 26,658,693.42

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1.5x scale

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.