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Finding the Third Proportional to 8,995,391 and 19,427,039

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Solution

The third proportional to 8,995,391 and 19,427,039 is: 41,955,913.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,995,391 : 19,427,039 = 19,427,039 : x
  2. Step 2: Convert to fraction form
    8,995,391/19,427,039 = 19,427,039/x
  3. Step 3: Cross multiply
    8,995,391x = 19,427,039 × 19,427,039
  4. Step 4: Simplify right side
    8,995,391x = 377,409,844,307,521
  5. Step 5: Solve for x
    x = 377,409,844,307,521/8,995,391
  6. Step 6: Final answer
    x = 41,955,913.23

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.