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Finding the Fourth Proportional to 23,956,469.80, 35,934,704.70 and 13,169,602.60

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Solution

The fourth proportional to 23,956,469.80, 35,934,704.70 and 13,169,602.60 is: 19,754,403.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,956,469.80 : 35,934,704.70 = 13,169,602.60 : x
  2. Step 2: Convert to fraction form
    23,956,469.80/35,934,704.70 = 13,169,602.60/x
  3. Step 3: Cross multiply
    23,956,469.80x = 35,934,704.70 × 13,169,602.60
  4. Step 4: Simplify right side
    23,956,469.80x = 473,245,780,447,352.25
  5. Step 5: Solve for x
    x = 473,245,780,447,352.25/23,956,469.80
  6. Step 6: Final answer
    x = 19,754,403.90

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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.