Home / 22,415,998.40-33,623,997.60-20,396,522.60

Finding the Fourth Proportional to 22,415,998.40, 33,623,997.60 and 20,396,522.60

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Solution

The fourth proportional to 22,415,998.40, 33,623,997.60 and 20,396,522.60 is: 30,594,783.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,415,998.40 : 33,623,997.60 = 20,396,522.60 : x
  2. Step 2: Convert to fraction form
    22,415,998.40/33,623,997.60 = 20,396,522.60/x
  3. Step 3: Cross multiply
    22,415,998.40x = 33,623,997.60 × 20,396,522.60
  4. Step 4: Simplify right side
    22,415,998.40x = 685,812,626,950,745.88
  5. Step 5: Solve for x
    x = 685,812,626,950,745.88/22,415,998.40
  6. Step 6: Final answer
    x = 30,594,783.90

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.