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Finding the Fourth Proportional to 33,910,563.60, 50,868,955.80 and 11,191,510.80

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Solution

The fourth proportional to 33,910,563.60, 50,868,955.80 and 11,191,510.80 is: 16,788,292.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,910,563.60 : 50,868,955.80 = 11,191,510.80 : x
  2. Step 2: Convert to fraction form
    33,910,563.60/50,868,955.80 = 11,191,510.80/x
  3. Step 3: Cross multiply
    33,910,563.60x = 50,868,955.80 × 11,191,510.80
  4. Step 4: Simplify right side
    33,910,563.60x = 569,300,468,220,422.62
  5. Step 5: Solve for x
    x = 569,300,468,220,422.62/33,910,563.60
  6. Step 6: Final answer
    x = 16,788,292.73

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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.