Finding the Third Proportional to 8,638,296 and 18,903,726
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Solution
The third proportional to 8,638,296 and 18,903,726 is: 41,368,211.59
Step by Step Solution
- Step 1: Write the proportion equation
8,638,296 : 18,903,726 = 18,903,726 : x - Step 2: Convert to fraction form
8,638,296/18,903,726 = 18,903,726/x - Step 3: Cross multiply
8,638,296x = 18,903,726 × 18,903,726 - Step 4: Simplify right side
8,638,296x = 357,350,856,683,076 - Step 5: Solve for x
x = 357,350,856,683,076/8,638,296 - Step 6: Final answer
x = 41,368,211.59
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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.