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Finding the Third Proportional to 4,253,693 and 6,538,220

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Solution

The third proportional to 4,253,693 and 6,538,220 is: 10,049,695.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,253,693 : 6,538,220 = 6,538,220 : x
  2. Step 2: Convert to fraction form
    4,253,693/6,538,220 = 6,538,220/x
  3. Step 3: Cross multiply
    4,253,693x = 6,538,220 × 6,538,220
  4. Step 4: Simplify right side
    4,253,693x = 42,748,320,768,400
  5. Step 5: Solve for x
    x = 42,748,320,768,400/4,253,693
  6. Step 6: Final answer
    x = 10,049,695.82

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.