Finding the Fourth Proportional to 5,993,613.60, 8,269,592.04 and 3,415,239.42
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Solution
The fourth proportional to 5,993,613.60, 8,269,592.04 and 3,415,239.42 is: 4,712,121.70
Step by Step Solution
- Step 1: Write the proportion equation
5,993,613.60 : 8,269,592.04 = 3,415,239.42 : x - Step 2: Convert to fraction form
5,993,613.60/8,269,592.04 = 3,415,239.42/x - Step 3: Cross multiply
5,993,613.60x = 8,269,592.04 × 3,415,239.42 - Step 4: Simplify right side
5,993,613.60x = 28,242,636,722,326.21 - Step 5: Solve for x
x = 28,242,636,722,326.21/5,993,613.60 - Step 6: Final answer
x = 4,712,121.70
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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.