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Finding the Third Proportional to 12,095,340 and 18,728,043

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Solution

The third proportional to 12,095,340 and 18,728,043 is: 28,997,911.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,095,340 : 18,728,043 = 18,728,043 : x
  2. Step 2: Convert to fraction form
    12,095,340/18,728,043 = 18,728,043/x
  3. Step 3: Cross multiply
    12,095,340x = 18,728,043 × 18,728,043
  4. Step 4: Simplify right side
    12,095,340x = 350,739,594,609,849
  5. Step 5: Solve for x
    x = 350,739,594,609,849/12,095,340
  6. Step 6: Final answer
    x = 28,997,911.15

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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.