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Finding the Third Proportional to 7,389,855 and 17,266,036

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Solution

The third proportional to 7,389,855 and 17,266,036 is: 40,341,251.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,389,855 : 17,266,036 = 17,266,036 : x
  2. Step 2: Convert to fraction form
    7,389,855/17,266,036 = 17,266,036/x
  3. Step 3: Cross multiply
    7,389,855x = 17,266,036 × 17,266,036
  4. Step 4: Simplify right side
    7,389,855x = 298,115,999,153,296
  5. Step 5: Solve for x
    x = 298,115,999,153,296/7,389,855
  6. Step 6: Final answer
    x = 40,341,251.51

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Why These Related Problems?

These problems maintain the same ratio (2.34) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.