Finding the Fourth Proportional to 18,067,051.57, 24,931,855.20 and 9,806,936.17
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Solution
The fourth proportional to 18,067,051.57, 24,931,855.20 and 9,806,936.17 is: 13,533,204.99
Step by Step Solution
- Step 1: Write the proportion equation
18,067,051.57 : 24,931,855.20 = 9,806,936.17 : x - Step 2: Convert to fraction form
18,067,051.57/24,931,855.20 = 9,806,936.17/x - Step 3: Cross multiply
18,067,051.57x = 24,931,855.20 × 9,806,936.17 - Step 4: Simplify right side
18,067,051.57x = 244,505,112,546,082.56 - Step 5: Solve for x
x = 244,505,112,546,082.56/18,067,051.57 - Step 6: Final answer
x = 13,533,204.99
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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.