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Finding the Third Proportional to 9,296,982 and 20,087,820

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Solution

The third proportional to 9,296,982 and 20,087,820 is: 43,403,387.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,296,982 : 20,087,820 = 20,087,820 : x
  2. Step 2: Convert to fraction form
    9,296,982/20,087,820 = 20,087,820/x
  3. Step 3: Cross multiply
    9,296,982x = 20,087,820 × 20,087,820
  4. Step 4: Simplify right side
    9,296,982x = 403,520,512,352,400
  5. Step 5: Solve for x
    x = 403,520,512,352,400/9,296,982
  6. Step 6: Final answer
    x = 43,403,387.50

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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.