Finding the Fourth Proportional to 9,537,107.56, 13,161,554.66 and 5,463,513.96
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Solution
The fourth proportional to 9,537,107.56, 13,161,554.66 and 5,463,513.96 is: 7,539,847.61
Step by Step Solution
- Step 1: Write the proportion equation
9,537,107.56 : 13,161,554.66 = 5,463,513.96 : x - Step 2: Convert to fraction form
9,537,107.56/13,161,554.66 = 5,463,513.96/x - Step 3: Cross multiply
9,537,107.56x = 13,161,554.66 × 5,463,513.96 - Step 4: Simplify right side
9,537,107.56x = 71,908,337,620,213.05 - Step 5: Solve for x
x = 71,908,337,620,213.05/9,537,107.56 - Step 6: Final answer
x = 7,539,847.61
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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.