Finding the Fourth Proportional to 7,588,476.92, 10,471,975.09 and 4,150,687.88
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Solution
The fourth proportional to 7,588,476.92, 10,471,975.09 and 4,150,687.88 is: 5,727,881.96
Step by Step Solution
- Step 1: Write the proportion equation
7,588,476.92 : 10,471,975.09 = 4,150,687.88 : x - Step 2: Convert to fraction form
7,588,476.92/10,471,975.09 = 4,150,687.88/x - Step 3: Cross multiply
7,588,476.92x = 10,471,975.09 × 4,150,687.88 - Step 4: Simplify right side
7,588,476.92x = 43,465,900,022,988.31 - Step 5: Solve for x
x = 43,465,900,022,988.31/7,588,476.92 - Step 6: Final answer
x = 5,727,881.96
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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.