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Finding the Third Proportional to 15,966,531 and 25,017,957

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Solution

The third proportional to 15,966,531 and 25,017,957 is: 39,200,636.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,966,531 : 25,017,957 = 25,017,957 : x
  2. Step 2: Convert to fraction form
    15,966,531/25,017,957 = 25,017,957/x
  3. Step 3: Cross multiply
    15,966,531x = 25,017,957 × 25,017,957
  4. Step 4: Simplify right side
    15,966,531x = 625,898,172,453,849
  5. Step 5: Solve for x
    x = 625,898,172,453,849/15,966,531
  6. Step 6: Final answer
    x = 39,200,636.16

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Why These Related Problems?

These problems maintain the same ratio (1.57) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.