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Finding the Third Proportional to 7,268,818 and 11,253,726

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Solution

The third proportional to 7,268,818 and 11,253,726 is: 17,423,238.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,268,818 : 11,253,726 = 11,253,726 : x
  2. Step 2: Convert to fraction form
    7,268,818/11,253,726 = 11,253,726/x
  3. Step 3: Cross multiply
    7,268,818x = 11,253,726 × 11,253,726
  4. Step 4: Simplify right side
    7,268,818x = 126,646,348,883,076
  5. Step 5: Solve for x
    x = 126,646,348,883,076/7,268,818
  6. Step 6: Final answer
    x = 17,423,238.40

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.