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Finding the Third Proportional to 17,200,818 and 37,800,643

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Solution

The third proportional to 17,200,818 and 37,800,643 is: 83,070,968.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,200,818 : 37,800,643 = 37,800,643 : x
  2. Step 2: Convert to fraction form
    17,200,818/37,800,643 = 37,800,643/x
  3. Step 3: Cross multiply
    17,200,818x = 37,800,643 × 37,800,643
  4. Step 4: Simplify right side
    17,200,818x = 1,428,888,611,213,449
  5. Step 5: Solve for x
    x = 1,428,888,611,213,449/17,200,818
  6. Step 6: Final answer
    x = 83,070,968.56

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.