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Finding the Third Proportional to 13,280,503.50 and 19,540,991.25

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Solution

The third proportional to 13,280,503.50 and 19,540,991.25 is: 28,752,700.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,280,503.50 : 19,540,991.25 = 19,540,991.25 : x
  2. Step 2: Convert to fraction form
    13,280,503.50/19,540,991.25 = 19,540,991.25/x
  3. Step 3: Cross multiply
    13,280,503.50x = 19,540,991.25 × 19,540,991.25
  4. Step 4: Simplify right side
    13,280,503.50x = 381,850,339,032,576.56
  5. Step 5: Solve for x
    x = 381,850,339,032,576.56/13,280,503.50
  6. Step 6: Final answer
    x = 28,752,700.46

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Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.