Home / 22,189,668.80-33,284,503.20-9,407,998.40

Finding the Fourth Proportional to 22,189,668.80, 33,284,503.20 and 9,407,998.40

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Solution

The fourth proportional to 22,189,668.80, 33,284,503.20 and 9,407,998.40 is: 14,111,997.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,189,668.80 : 33,284,503.20 = 9,407,998.40 : x
  2. Step 2: Convert to fraction form
    22,189,668.80/33,284,503.20 = 9,407,998.40/x
  3. Step 3: Cross multiply
    22,189,668.80x = 33,284,503.20 × 9,407,998.40
  4. Step 4: Simplify right side
    22,189,668.80x = 313,140,552,850,394.88
  5. Step 5: Solve for x
    x = 313,140,552,850,394.88/22,189,668.80
  6. Step 6: Final answer
    x = 14,111,997.60

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Similar ratio
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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.