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Finding the Third Proportional to 9,296,964 and 20,087,790

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Solution

The third proportional to 9,296,964 and 20,087,790 is: 43,403,341.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,296,964 : 20,087,790 = 20,087,790 : x
  2. Step 2: Convert to fraction form
    9,296,964/20,087,790 = 20,087,790/x
  3. Step 3: Cross multiply
    9,296,964x = 20,087,790 × 20,087,790
  4. Step 4: Simplify right side
    9,296,964x = 403,519,307,084,100
  5. Step 5: Solve for x
    x = 403,519,307,084,100/9,296,964
  6. Step 6: Final answer
    x = 43,403,341.90

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.