Finding the Fourth Proportional to 10,980,996.21, 16,471,411.39 and 3,304,607.99
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Solution
The fourth proportional to 10,980,996.21, 16,471,411.39 and 3,304,607.99 is: 4,956,887.02
Step by Step Solution
- Step 1: Write the proportion equation
10,980,996.21 : 16,471,411.39 = 3,304,607.99 : x - Step 2: Convert to fraction form
10,980,996.21/16,471,411.39 = 3,304,607.99/x - Step 3: Cross multiply
10,980,996.21x = 16,471,411.39 × 3,304,607.99 - Step 4: Simplify right side
10,980,996.21x = 54,431,557,595,352.42 - Step 5: Solve for x
x = 54,431,557,595,352.42/10,980,996.21 - Step 6: Final answer
x = 4,956,887.02
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.