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Finding the Third Proportional to 12,691,584 and 19,334,808

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Solution

The third proportional to 12,691,584 and 19,334,808 is: 29,455,330.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,691,584 : 19,334,808 = 19,334,808 : x
  2. Step 2: Convert to fraction form
    12,691,584/19,334,808 = 19,334,808/x
  3. Step 3: Cross multiply
    12,691,584x = 19,334,808 × 19,334,808
  4. Step 4: Simplify right side
    12,691,584x = 373,834,800,396,864
  5. Step 5: Solve for x
    x = 373,834,800,396,864/12,691,584
  6. Step 6: Final answer
    x = 29,455,330.43

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Why These Related Problems?

These problems maintain the same ratio (1.52) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.