Finding the Fourth Proportional to 5,898,114.79, 8,141,906.96 and 3,965,495.65
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Solution
The fourth proportional to 5,898,114.79, 8,141,906.96 and 3,965,495.65 is: 5,474,070.57
Step by Step Solution
- Step 1: Write the proportion equation
5,898,114.79 : 8,141,906.96 = 3,965,495.65 : x - Step 2: Convert to fraction form
5,898,114.79/8,141,906.96 = 3,965,495.65/x - Step 3: Cross multiply
5,898,114.79x = 8,141,906.96 × 3,965,495.65 - Step 4: Simplify right side
5,898,114.79x = 32,286,696,612,757.25 - Step 5: Solve for x
x = 32,286,696,612,757.25/5,898,114.79 - Step 6: Final answer
x = 5,474,070.57
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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.