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Finding the Third Proportional to 8,545,148 and 18,711,144

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Solution

The third proportional to 8,545,148 and 18,711,144 is: 40,971,427.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,545,148 : 18,711,144 = 18,711,144 : x
  2. Step 2: Convert to fraction form
    8,545,148/18,711,144 = 18,711,144/x
  3. Step 3: Cross multiply
    8,545,148x = 18,711,144 × 18,711,144
  4. Step 4: Simplify right side
    8,545,148x = 350,106,909,788,736
  5. Step 5: Solve for x
    x = 350,106,909,788,736/8,545,148
  6. Step 6: Final answer
    x = 40,971,427.27

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.