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Finding the Third Proportional to 15,301,869 and 32,330,738

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Solution

The third proportional to 15,301,869 and 32,330,738 is: 68,310,388.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,301,869 : 32,330,738 = 32,330,738 : x
  2. Step 2: Convert to fraction form
    15,301,869/32,330,738 = 32,330,738/x
  3. Step 3: Cross multiply
    15,301,869x = 32,330,738 × 32,330,738
  4. Step 4: Simplify right side
    15,301,869x = 1,045,276,619,624,644
  5. Step 5: Solve for x
    x = 1,045,276,619,624,644/15,301,869
  6. Step 6: Final answer
    x = 68,310,388.73

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Why These Related Problems?

These problems maintain the same ratio (2.11) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.