Home / 12,284,968.78-19,557,243.98

Finding the Third Proportional to 12,284,968.78 and 19,557,243.98

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Solution

The third proportional to 12,284,968.78 and 19,557,243.98 is: 31,134,453.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,284,968.78 : 19,557,243.98 = 19,557,243.98 : x
  2. Step 2: Convert to fraction form
    12,284,968.78/19,557,243.98 = 19,557,243.98/x
  3. Step 3: Cross multiply
    12,284,968.78x = 19,557,243.98 × 19,557,243.98
  4. Step 4: Simplify right side
    12,284,968.78x = 382,485,792,264,372.12
  5. Step 5: Solve for x
    x = 382,485,792,264,372.12/12,284,968.78
  6. Step 6: Final answer
    x = 31,134,453.74

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Why These Related Problems?

These problems maintain the same ratio (1.59) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.