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Finding the Third Proportional to 18,447,705.70 and 40,370,554.41

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Solution

The third proportional to 18,447,705.70 and 40,370,554.41 is: 88,346,035.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,447,705.70 : 40,370,554.41 = 40,370,554.41 : x
  2. Step 2: Convert to fraction form
    18,447,705.70/40,370,554.41 = 40,370,554.41/x
  3. Step 3: Cross multiply
    18,447,705.70x = 40,370,554.41 × 40,370,554.41
  4. Step 4: Simplify right side
    18,447,705.70x = 1,629,781,663,067,830
  5. Step 5: Solve for x
    x = 1,629,781,663,067,830/18,447,705.70
  6. Step 6: Final answer
    x = 88,346,035.51

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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.