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Finding the Third Proportional to 7,659,525 and 11,859,574.50

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Solution

The third proportional to 7,659,525 and 11,859,574.50 is: 18,362,693.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,659,525 : 11,859,574.50 = 11,859,574.50 : x
  2. Step 2: Convert to fraction form
    7,659,525/11,859,574.50 = 11,859,574.50/x
  3. Step 3: Cross multiply
    7,659,525x = 11,859,574.50 × 11,859,574.50
  4. Step 4: Simplify right side
    7,659,525x = 140,649,507,321,050.25
  5. Step 5: Solve for x
    x = 140,649,507,321,050.25/7,659,525
  6. Step 6: Final answer
    x = 18,362,693.16

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.