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Finding the Third Proportional to 20,713,158 and 31,069,755

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Solution

The third proportional to 20,713,158 and 31,069,755 is: 46,604,659.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,713,158 : 31,069,755 = 31,069,755 : x
  2. Step 2: Convert to fraction form
    20,713,158/31,069,755 = 31,069,755/x
  3. Step 3: Cross multiply
    20,713,158x = 31,069,755 × 31,069,755
  4. Step 4: Simplify right side
    20,713,158x = 965,329,675,760,025
  5. Step 5: Solve for x
    x = 965,329,675,760,025/20,713,158
  6. Step 6: Final answer
    x = 46,604,659.50

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.