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Finding the Third Proportional to 12,925,457 and 20,014,191

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Solution

The third proportional to 12,925,457 and 20,014,191 is: 30,990,613.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,925,457 : 20,014,191 = 20,014,191 : x
  2. Step 2: Convert to fraction form
    12,925,457/20,014,191 = 20,014,191/x
  3. Step 3: Cross multiply
    12,925,457x = 20,014,191 × 20,014,191
  4. Step 4: Simplify right side
    12,925,457x = 400,567,841,384,481
  5. Step 5: Solve for x
    x = 400,567,841,384,481/12,925,457
  6. Step 6: Final answer
    x = 30,990,613.44

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.