Finding the Fourth Proportional to 5,370,735.18, 7,411,772.19 and 2,923,505.88
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Solution
The fourth proportional to 5,370,735.18, 7,411,772.19 and 2,923,505.88 is: 4,034,523.93
Step by Step Solution
- Step 1: Write the proportion equation
5,370,735.18 : 7,411,772.19 = 2,923,505.88 : x - Step 2: Convert to fraction form
5,370,735.18/7,411,772.19 = 2,923,505.88/x - Step 3: Cross multiply
5,370,735.18x = 7,411,772.19 × 2,923,505.88 - Step 4: Simplify right side
5,370,735.18x = 21,668,359,578,685.48 - Step 5: Solve for x
x = 21,668,359,578,685.48/5,370,735.18 - Step 6: Final answer
x = 4,034,523.93
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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.