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Finding the Third Proportional to 19,289,965 and 41,608,608

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Solution

The third proportional to 19,289,965 and 41,608,608 is: 89,750,098.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,289,965 : 41,608,608 = 41,608,608 : x
  2. Step 2: Convert to fraction form
    19,289,965/41,608,608 = 41,608,608/x
  3. Step 3: Cross multiply
    19,289,965x = 41,608,608 × 41,608,608
  4. Step 4: Simplify right side
    19,289,965x = 1,731,276,259,697,664
  5. Step 5: Solve for x
    x = 1,731,276,259,697,664/19,289,965
  6. Step 6: Final answer
    x = 89,750,098.55

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.