Finding the Fourth Proportional to 8,160,409.99, 12,237,972.36 and 2,694,276.87
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Solution
The fourth proportional to 8,160,409.99, 12,237,972.36 and 2,694,276.87 is: 4,040,542.80
Step by Step Solution
- Step 1: Write the proportion equation
8,160,409.99 : 12,237,972.36 = 2,694,276.87 : x - Step 2: Convert to fraction form
8,160,409.99/12,237,972.36 = 2,694,276.87/x - Step 3: Cross multiply
8,160,409.99x = 12,237,972.36 × 2,694,276.87 - Step 4: Simplify right side
8,160,409.99x = 32,972,485,865,247.31 - Step 5: Solve for x
x = 32,972,485,865,247.31/8,160,409.99 - Step 6: Final answer
x = 4,040,542.80
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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.