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Finding the Third Proportional to 12,302,280 and 28,743,660

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Solution

The third proportional to 12,302,280 and 28,743,660 is: 67,158,119.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,302,280 : 28,743,660 = 28,743,660 : x
  2. Step 2: Convert to fraction form
    12,302,280/28,743,660 = 28,743,660/x
  3. Step 3: Cross multiply
    12,302,280x = 28,743,660 × 28,743,660
  4. Step 4: Simplify right side
    12,302,280x = 826,197,990,195,600
  5. Step 5: Solve for x
    x = 826,197,990,195,600/12,302,280
  6. Step 6: Final answer
    x = 67,158,119.49

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Why These Related Problems?

These problems maintain the same ratio (2.34) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.