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Finding the Third Proportional to 13,904,112 and 20,358,421

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Solution

The third proportional to 13,904,112 and 20,358,421 is: 29,808,829.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,904,112 : 20,358,421 = 20,358,421 : x
  2. Step 2: Convert to fraction form
    13,904,112/20,358,421 = 20,358,421/x
  3. Step 3: Cross multiply
    13,904,112x = 20,358,421 × 20,358,421
  4. Step 4: Simplify right side
    13,904,112x = 414,465,305,613,241
  5. Step 5: Solve for x
    x = 414,465,305,613,241/13,904,112
  6. Step 6: Final answer
    x = 29,808,829.62

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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.