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Finding the Third Proportional to 11,517,488 and 25,197,968

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Solution

The third proportional to 11,517,488 and 25,197,968 is: 55,128,131.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,517,488 : 25,197,968 = 25,197,968 : x
  2. Step 2: Convert to fraction form
    11,517,488/25,197,968 = 25,197,968/x
  3. Step 3: Cross multiply
    11,517,488x = 25,197,968 × 25,197,968
  4. Step 4: Simplify right side
    11,517,488x = 634,937,591,329,024
  5. Step 5: Solve for x
    x = 634,937,591,329,024/11,517,488
  6. Step 6: Final answer
    x = 55,128,131.35

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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.