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Finding the Third Proportional to 18,062,816 and 27,517,688

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Solution

The third proportional to 18,062,816 and 27,517,688 is: 41,921,655.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,062,816 : 27,517,688 = 27,517,688 : x
  2. Step 2: Convert to fraction form
    18,062,816/27,517,688 = 27,517,688/x
  3. Step 3: Cross multiply
    18,062,816x = 27,517,688 × 27,517,688
  4. Step 4: Simplify right side
    18,062,816x = 757,223,152,865,344
  5. Step 5: Solve for x
    x = 757,223,152,865,344/18,062,816
  6. Step 6: Final answer
    x = 41,921,655.67

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Why These Related Problems?

These problems maintain the same ratio (1.52) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.