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Finding the Fourth Proportional to 27,162,902.29, 40,748,404.29 and 8,969,019.25

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Solution

The fourth proportional to 27,162,902.29, 40,748,404.29 and 8,969,019.25 is: 13,454,866.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,162,902.29 : 40,748,404.29 = 8,969,019.25 : x
  2. Step 2: Convert to fraction form
    27,162,902.29/40,748,404.29 = 8,969,019.25/x
  3. Step 3: Cross multiply
    27,162,902.29x = 40,748,404.29 × 8,969,019.25
  4. Step 4: Simplify right side
    27,162,902.29x = 365,473,222,483,792.56
  5. Step 5: Solve for x
    x = 365,473,222,483,792.56/27,162,902.29
  6. Step 6: Final answer
    x = 13,454,866.44

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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.