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Finding the Third Proportional to 20,873,476.50 and 28,842,630

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Solution

The third proportional to 20,873,476.50 and 28,842,630 is: 39,854,276.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,873,476.50 : 28,842,630 = 28,842,630 : x
  2. Step 2: Convert to fraction form
    20,873,476.50/28,842,630 = 28,842,630/x
  3. Step 3: Cross multiply
    20,873,476.50x = 28,842,630 × 28,842,630
  4. Step 4: Simplify right side
    20,873,476.50x = 831,897,305,316,900
  5. Step 5: Solve for x
    x = 831,897,305,316,900/20,873,476.50
  6. Step 6: Final answer
    x = 39,854,276.57

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.