Finding the Fourth Proportional to 5,711,537.40, 8,581,302.90 and 4,294,361.40
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Solution
The fourth proportional to 5,711,537.40, 8,581,302.90 and 4,294,361.40 is: 6,452,065.94
Step by Step Solution
- Step 1: Write the proportion equation
5,711,537.40 : 8,581,302.90 = 4,294,361.40 : x - Step 2: Convert to fraction form
5,711,537.40/8,581,302.90 = 4,294,361.40/x - Step 3: Cross multiply
5,711,537.40x = 8,581,302.90 × 4,294,361.40 - Step 4: Simplify right side
5,711,537.40x = 36,851,215,935,468.06 - Step 5: Solve for x
x = 36,851,215,935,468.06/5,711,537.40 - Step 6: Final answer
x = 6,452,065.94
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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.