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Finding the Third Proportional to 10,521,009 and 22,639,986

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Solution

The third proportional to 10,521,009 and 22,639,986 is: 48,718,613.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,521,009 : 22,639,986 = 22,639,986 : x
  2. Step 2: Convert to fraction form
    10,521,009/22,639,986 = 22,639,986/x
  3. Step 3: Cross multiply
    10,521,009x = 22,639,986 × 22,639,986
  4. Step 4: Simplify right side
    10,521,009x = 512,568,966,080,196
  5. Step 5: Solve for x
    x = 512,568,966,080,196/10,521,009
  6. Step 6: Final answer
    x = 48,718,613.02

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.