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Finding the Third Proportional to 21,682,260 and 31,707,639

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Solution

The third proportional to 21,682,260 and 31,707,639 is: 46,368,522.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,682,260 : 31,707,639 = 31,707,639 : x
  2. Step 2: Convert to fraction form
    21,682,260/31,707,639 = 31,707,639/x
  3. Step 3: Cross multiply
    21,682,260x = 31,707,639 × 31,707,639
  4. Step 4: Simplify right side
    21,682,260x = 1,005,374,370,954,321
  5. Step 5: Solve for x
    x = 1,005,374,370,954,321/21,682,260
  6. Step 6: Final answer
    x = 46,368,522.97

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Why These Related Problems?

These problems maintain the same ratio (1.46) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.