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Finding the Fourth Proportional to 16,161,222, 22,302,960.76 and 8,819,529

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Solution

The fourth proportional to 16,161,222, 22,302,960.76 and 8,819,529 is: 12,171,208.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,161,222 : 22,302,960.76 = 8,819,529 : x
  2. Step 2: Convert to fraction form
    16,161,222/22,302,960.76 = 8,819,529/x
  3. Step 3: Cross multiply
    16,161,222x = 22,302,960.76 × 8,819,529
  4. Step 4: Simplify right side
    16,161,222x = 196,701,609,208,682.06
  5. Step 5: Solve for x
    x = 196,701,609,208,682.06/16,161,222
  6. Step 6: Final answer
    x = 12,171,208.91

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.