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Finding the Third Proportional to 13,168,656 and 18,795,078

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Solution

The third proportional to 13,168,656 and 18,795,078 is: 26,825,437.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,168,656 : 18,795,078 = 18,795,078 : x
  2. Step 2: Convert to fraction form
    13,168,656/18,795,078 = 18,795,078/x
  3. Step 3: Cross multiply
    13,168,656x = 18,795,078 × 18,795,078
  4. Step 4: Simplify right side
    13,168,656x = 353,254,957,026,084
  5. Step 5: Solve for x
    x = 353,254,957,026,084/13,168,656
  6. Step 6: Final answer
    x = 26,825,437.39

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Why These Related Problems?

These problems maintain the same ratio (1.43) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.