Finding the Fourth Proportional to 5,037,812.87, 6,946,687.71 and 3,403,382.34
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Solution
The fourth proportional to 5,037,812.87, 6,946,687.71 and 3,403,382.34 is: 4,692,956.03
Step by Step Solution
- Step 1: Write the proportion equation
5,037,812.87 : 6,946,687.71 = 3,403,382.34 : x - Step 2: Convert to fraction form
5,037,812.87/6,946,687.71 = 3,403,382.34/x - Step 3: Cross multiply
5,037,812.87x = 6,946,687.71 × 3,403,382.34 - Step 4: Simplify right side
5,037,812.87x = 23,642,234,238,975.60 - Step 5: Solve for x
x = 23,642,234,238,975.60/5,037,812.87 - Step 6: Final answer
x = 4,692,956.03
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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.