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Finding the Fourth Proportional to 33,997,751.70, 50,996,627.55 and 28,736,485.80

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Solution

The fourth proportional to 33,997,751.70, 50,996,627.55 and 28,736,485.80 is: 43,104,728.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,997,751.70 : 50,996,627.55 = 28,736,485.80 : x
  2. Step 2: Convert to fraction form
    33,997,751.70/50,996,627.55 = 28,736,485.80/x
  3. Step 3: Cross multiply
    33,997,751.70x = 50,996,627.55 × 28,736,485.80
  4. Step 4: Simplify right side
    33,997,751.70x = 1,465,463,863,438,463.75
  5. Step 5: Solve for x
    x = 1,465,463,863,438,463.75/33,997,751.70
  6. Step 6: Final answer
    x = 43,104,728.70

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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.