Finding the Fourth Proportional to 82,212,350.31, 113,438,622.30 and 46,914,039.09
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Solution
The fourth proportional to 82,212,350.31, 113,438,622.30 and 46,914,039.09 is: 64,733,144.60
Step by Step Solution
- Step 1: Write the proportion equation
82,212,350.31 : 113,438,622.30 = 46,914,039.09 : x - Step 2: Convert to fraction form
82,212,350.31/113,438,622.30 = 46,914,039.09/x - Step 3: Cross multiply
82,212,350.31x = 113,438,622.30 × 46,914,039.09 - Step 4: Simplify right side
82,212,350.31x = 5,321,863,960,897,946 - Step 5: Solve for x
x = 5,321,863,960,897,946/82,212,350.31 - Step 6: Final answer
x = 64,733,144.60
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.