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Finding the Third Proportional to 13,909,638 and 29,876,028

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Solution

The third proportional to 13,909,638 and 29,876,028 is: 64,169,682.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,909,638 : 29,876,028 = 29,876,028 : x
  2. Step 2: Convert to fraction form
    13,909,638/29,876,028 = 29,876,028/x
  3. Step 3: Cross multiply
    13,909,638x = 29,876,028 × 29,876,028
  4. Step 4: Simplify right side
    13,909,638x = 892,577,049,056,784
  5. Step 5: Solve for x
    x = 892,577,049,056,784/13,909,638
  6. Step 6: Final answer
    x = 64,169,682.13

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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.