Finding the Fourth Proportional to 5,754,885.73, 7,941,743.09 and 3,176,567.04
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Solution
The fourth proportional to 5,754,885.73, 7,941,743.09 and 3,176,567.04 is: 4,383,662.95
Step by Step Solution
- Step 1: Write the proportion equation
5,754,885.73 : 7,941,743.09 = 3,176,567.04 : x - Step 2: Convert to fraction form
5,754,885.73/7,941,743.09 = 3,176,567.04/x - Step 3: Cross multiply
5,754,885.73x = 7,941,743.09 × 3,176,567.04 - Step 4: Simplify right side
5,754,885.73x = 25,227,479,339,841.75 - Step 5: Solve for x
x = 25,227,479,339,841.75/5,754,885.73 - Step 6: Final answer
x = 4,383,662.95
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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.