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Finding the Fourth Proportional to 33,570,057.80, 50,355,086.70 and 10,867,248.20

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Solution

The fourth proportional to 33,570,057.80, 50,355,086.70 and 10,867,248.20 is: 16,300,872.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,570,057.80 : 50,355,086.70 = 10,867,248.20 : x
  2. Step 2: Convert to fraction form
    33,570,057.80/50,355,086.70 = 10,867,248.20/x
  3. Step 3: Cross multiply
    33,570,057.80x = 50,355,086.70 × 10,867,248.20
  4. Step 4: Simplify right side
    33,570,057.80x = 547,221,225,301,418.94
  5. Step 5: Solve for x
    x = 547,221,225,301,418.94/33,570,057.80
  6. Step 6: Final answer
    x = 16,300,872.30

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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.