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Finding the Third Proportional to 13,177,728 and 28,874,880

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Solution

The third proportional to 13,177,728 and 28,874,880 is: 63,270,291.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,177,728 : 28,874,880 = 28,874,880 : x
  2. Step 2: Convert to fraction form
    13,177,728/28,874,880 = 28,874,880/x
  3. Step 3: Cross multiply
    13,177,728x = 28,874,880 × 28,874,880
  4. Step 4: Simplify right side
    13,177,728x = 833,758,695,014,400
  5. Step 5: Solve for x
    x = 833,758,695,014,400/13,177,728
  6. Step 6: Final answer
    x = 63,270,291.74

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.