Finding the Fourth Proportional to 82,938,837.94, 114,455,645.60 and 46,269,408.94
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Solution
The fourth proportional to 82,938,837.94, 114,455,645.60 and 46,269,408.94 is: 63,851,811.80
Step by Step Solution
- Step 1: Write the proportion equation
82,938,837.94 : 114,455,645.60 = 46,269,408.94 : x - Step 2: Convert to fraction form
82,938,837.94/114,455,645.60 = 46,269,408.94/x - Step 3: Cross multiply
82,938,837.94x = 114,455,645.60 × 46,269,408.94 - Step 4: Simplify right side
82,938,837.94x = 5,295,795,071,240,625 - Step 5: Solve for x
x = 5,295,795,071,240,625/82,938,837.94 - Step 6: Final answer
x = 63,851,811.80
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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.