Finding the Fourth Proportional to 18,314,274.87, 27,475,300.35 and 6,954,471.99
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Solution
The fourth proportional to 18,314,274.87, 27,475,300.35 and 6,954,471.99 is: 10,433,184.39
Step by Step Solution
- Step 1: Write the proportion equation
18,314,274.87 : 27,475,300.35 = 6,954,471.99 : x - Step 2: Convert to fraction form
18,314,274.87/27,475,300.35 = 6,954,471.99/x - Step 3: Cross multiply
18,314,274.87x = 27,475,300.35 × 6,954,471.99 - Step 4: Simplify right side
18,314,274.87x = 191,076,206,700,912.22 - Step 5: Solve for x
x = 191,076,206,700,912.22/18,314,274.87 - Step 6: Final answer
x = 10,433,184.39
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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.