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Finding the Third Proportional to 5,185,413 and 7,469,261.50

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Solution

The third proportional to 5,185,413 and 7,469,261.50 is: 10,759,001.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,185,413 : 7,469,261.50 = 7,469,261.50 : x
  2. Step 2: Convert to fraction form
    5,185,413/7,469,261.50 = 7,469,261.50/x
  3. Step 3: Cross multiply
    5,185,413x = 7,469,261.50 × 7,469,261.50
  4. Step 4: Simplify right side
    5,185,413x = 55,789,867,355,382.25
  5. Step 5: Solve for x
    x = 55,789,867,355,382.25/5,185,413
  6. Step 6: Final answer
    x = 10,759,001.71

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Why These Related Problems?

These problems maintain the same ratio (1.44) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.