Finding the Fourth Proportional to 6,081,989.87, 8,393,168.26 and 3,291,113.14
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Solution
The fourth proportional to 6,081,989.87, 8,393,168.26 and 3,291,113.14 is: 4,541,748.17
Step by Step Solution
- Step 1: Write the proportion equation
6,081,989.87 : 8,393,168.26 = 3,291,113.14 : x - Step 2: Convert to fraction form
6,081,989.87/8,393,168.26 = 3,291,113.14/x - Step 3: Cross multiply
6,081,989.87x = 8,393,168.26 × 3,291,113.14 - Step 4: Simplify right side
6,081,989.87x = 27,622,866,355,999.91 - Step 5: Solve for x
x = 27,622,866,355,999.91/6,081,989.87 - Step 6: Final answer
x = 4,541,748.17
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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.