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Finding the Third Proportional to 7,020,242 and 15,191,872

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Solution

The third proportional to 7,020,242 and 15,191,872 is: 32,875,358.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,020,242 : 15,191,872 = 15,191,872 : x
  2. Step 2: Convert to fraction form
    7,020,242/15,191,872 = 15,191,872/x
  3. Step 3: Cross multiply
    7,020,242x = 15,191,872 × 15,191,872
  4. Step 4: Simplify right side
    7,020,242x = 230,792,974,864,384
  5. Step 5: Solve for x
    x = 230,792,974,864,384/7,020,242
  6. Step 6: Final answer
    x = 32,875,358.84

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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.