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Finding the Fourth Proportional to 22,978,051.86, 34,467,952.59 and 8,599,605.78

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Solution

The fourth proportional to 22,978,051.86, 34,467,952.59 and 8,599,605.78 is: 12,899,736.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,978,051.86 : 34,467,952.59 = 8,599,605.78 : x
  2. Step 2: Convert to fraction form
    22,978,051.86/34,467,952.59 = 8,599,605.78/x
  3. Step 3: Cross multiply
    22,978,051.86x = 34,467,952.59 × 8,599,605.78
  4. Step 4: Simplify right side
    22,978,051.86x = 296,410,804,317,730
  5. Step 5: Solve for x
    x = 296,410,804,317,730/22,978,051.86
  6. Step 6: Final answer
    x = 12,899,736.07

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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.