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Finding the Third Proportional to 9,435,236 and 20,637,018

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Solution

The third proportional to 9,435,236 and 20,637,018 is: 45,137,875.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,435,236 : 20,637,018 = 20,637,018 : x
  2. Step 2: Convert to fraction form
    9,435,236/20,637,018 = 20,637,018/x
  3. Step 3: Cross multiply
    9,435,236x = 20,637,018 × 20,637,018
  4. Step 4: Simplify right side
    9,435,236x = 425,886,511,932,324
  5. Step 5: Solve for x
    x = 425,886,511,932,324/9,435,236
  6. Step 6: Final answer
    x = 45,137,875.93

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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.