Finding the Fourth Proportional to 43,611,571.39, 65,377,762.55 and 21,758,634.44
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Solution
The fourth proportional to 43,611,571.39, 65,377,762.55 and 21,758,634.44 is: 32,618,197.19
Step by Step Solution
- Step 1: Write the proportion equation
43,611,571.39 : 65,377,762.55 = 21,758,634.44 : x - Step 2: Convert to fraction form
43,611,571.39/65,377,762.55 = 21,758,634.44/x - Step 3: Cross multiply
43,611,571.39x = 65,377,762.55 × 21,758,634.44 - Step 4: Simplify right side
43,611,571.39x = 1,422,530,835,394,890.25 - Step 5: Solve for x
x = 1,422,530,835,394,890.25/43,611,571.39 - Step 6: Final answer
x = 32,618,197.19
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.