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Finding the Third Proportional to 13,891,326 and 15,552,078

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Solution

The third proportional to 13,891,326 and 15,552,078 is: 17,411,378.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,891,326 : 15,552,078 = 15,552,078 : x
  2. Step 2: Convert to fraction form
    13,891,326/15,552,078 = 15,552,078/x
  3. Step 3: Cross multiply
    13,891,326x = 15,552,078 × 15,552,078
  4. Step 4: Simplify right side
    13,891,326x = 241,867,130,118,084
  5. Step 5: Solve for x
    x = 241,867,130,118,084/13,891,326
  6. Step 6: Final answer
    x = 17,411,378.16

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Why These Related Problems?

These problems maintain the same ratio (1.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.