Finding the Fourth Proportional to 6,856,075.37, 10,285,456.61 and 2,538,160.99
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Solution
The fourth proportional to 6,856,075.37, 10,285,456.61 and 2,538,160.99 is: 3,807,738.87
Step by Step Solution
- Step 1: Write the proportion equation
6,856,075.37 : 10,285,456.61 = 2,538,160.99 : x - Step 2: Convert to fraction form
6,856,075.37/10,285,456.61 = 2,538,160.99/x - Step 3: Cross multiply
6,856,075.37x = 10,285,456.61 × 2,538,160.99 - Step 4: Simplify right side
6,856,075.37x = 26,106,144,712,471.41 - Step 5: Solve for x
x = 26,106,144,712,471.41/6,856,075.37 - Step 6: Final answer
x = 3,807,738.87
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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.