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Finding the Third Proportional to 18,028,020.66 and 36,693,162.84

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Solution

The third proportional to 18,028,020.66 and 36,693,162.84 is: 74,683,085.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,028,020.66 : 36,693,162.84 = 36,693,162.84 : x
  2. Step 2: Convert to fraction form
    18,028,020.66/36,693,162.84 = 36,693,162.84/x
  3. Step 3: Cross multiply
    18,028,020.66x = 36,693,162.84 × 36,693,162.84
  4. Step 4: Simplify right side
    18,028,020.66x = 1,346,388,199,477,955.50
  5. Step 5: Solve for x
    x = 1,346,388,199,477,955.50/18,028,020.66
  6. Step 6: Final answer
    x = 74,683,085.02

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Why These Related Problems?

These problems maintain the same ratio (2.04) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.