Finding the Fourth Proportional to 18,236,425.92, 27,318,692.81 and 14,828,560.52
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Solution
The fourth proportional to 18,236,425.92, 27,318,692.81 and 14,828,560.52 is: 22,213,611.99
Step by Step Solution
- Step 1: Write the proportion equation
18,236,425.92 : 27,318,692.81 = 14,828,560.52 : x - Step 2: Convert to fraction form
18,236,425.92/27,318,692.81 = 14,828,560.52/x - Step 3: Cross multiply
18,236,425.92x = 27,318,692.81 × 14,828,560.52 - Step 4: Simplify right side
18,236,425.92x = 405,096,889,449,637.62 - Step 5: Solve for x
x = 405,096,889,449,637.62/18,236,425.92 - Step 6: Final answer
x = 22,213,611.99
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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.