Finding the Fourth Proportional to 6,375,296.57, 8,798,114.16 and 3,621,933.63
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Solution
The fourth proportional to 6,375,296.57, 8,798,114.16 and 3,621,933.63 is: 4,998,384.82
Step by Step Solution
- Step 1: Write the proportion equation
6,375,296.57 : 8,798,114.16 = 3,621,933.63 : x - Step 2: Convert to fraction form
6,375,296.57/8,798,114.16 = 3,621,933.63/x - Step 3: Cross multiply
6,375,296.57x = 8,798,114.16 × 3,621,933.63 - Step 4: Simplify right side
6,375,296.57x = 31,866,185,556,683.20 - Step 5: Solve for x
x = 31,866,185,556,683.20/6,375,296.57 - Step 6: Final answer
x = 4,998,384.82
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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.