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Finding the Third Proportional to 9,326,859 and 20,070,897

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Solution

The third proportional to 9,326,859 and 20,070,897 is: 43,191,486.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,326,859 : 20,070,897 = 20,070,897 : x
  2. Step 2: Convert to fraction form
    9,326,859/20,070,897 = 20,070,897/x
  3. Step 3: Cross multiply
    9,326,859x = 20,070,897 × 20,070,897
  4. Step 4: Simplify right side
    9,326,859x = 402,840,906,384,609
  5. Step 5: Solve for x
    x = 402,840,906,384,609/9,326,859
  6. Step 6: Final answer
    x = 43,191,486.69

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.