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Finding the Fourth Proportional to 23,347,874.70, 35,021,812.05 and 8,201,806.20

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Solution

The fourth proportional to 23,347,874.70, 35,021,812.05 and 8,201,806.20 is: 12,302,709.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,347,874.70 : 35,021,812.05 = 8,201,806.20 : x
  2. Step 2: Convert to fraction form
    23,347,874.70/35,021,812.05 = 8,201,806.20/x
  3. Step 3: Cross multiply
    23,347,874.70x = 35,021,812.05 × 8,201,806.20
  4. Step 4: Simplify right side
    23,347,874.70x = 287,242,115,206,924.69
  5. Step 5: Solve for x
    x = 287,242,115,206,924.69/23,347,874.70
  6. Step 6: Final answer
    x = 12,302,709.30

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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.