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Finding the Third Proportional to 5,238,600 and 7,877,396

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Solution

The third proportional to 5,238,600 and 7,877,396 is: 11,845,410.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,238,600 : 7,877,396 = 7,877,396 : x
  2. Step 2: Convert to fraction form
    5,238,600/7,877,396 = 7,877,396/x
  3. Step 3: Cross multiply
    5,238,600x = 7,877,396 × 7,877,396
  4. Step 4: Simplify right side
    5,238,600x = 62,053,367,740,816
  5. Step 5: Solve for x
    x = 62,053,367,740,816/5,238,600
  6. Step 6: Final answer
    x = 11,845,410.56

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.