Finding the Fourth Proportional to 43,611,571.14, 65,377,762.17 and 21,758,634.18
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Solution
The fourth proportional to 43,611,571.14, 65,377,762.17 and 21,758,634.18 is: 32,618,196.81
Step by Step Solution
- Step 1: Write the proportion equation
43,611,571.14 : 65,377,762.17 = 21,758,634.18 : x - Step 2: Convert to fraction form
43,611,571.14/65,377,762.17 = 21,758,634.18/x - Step 3: Cross multiply
43,611,571.14x = 65,377,762.17 × 21,758,634.18 - Step 4: Simplify right side
43,611,571.14x = 1,422,530,810,564,073 - Step 5: Solve for x
x = 1,422,530,810,564,073/43,611,571.14 - Step 6: Final answer
x = 32,618,196.81
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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.