Finding the Fourth Proportional to 25,719,205.54, 35,492,489.92 and 14,555,495.96
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Solution
The fourth proportional to 25,719,205.54, 35,492,489.92 and 14,555,495.96 is: 20,086,576.66
Step by Step Solution
- Step 1: Write the proportion equation
25,719,205.54 : 35,492,489.92 = 14,555,495.96 : x - Step 2: Convert to fraction form
25,719,205.54/35,492,489.92 = 14,555,495.96/x - Step 3: Cross multiply
25,719,205.54x = 35,492,489.92 × 14,555,495.96 - Step 4: Simplify right side
25,719,205.54x = 516,610,793,640,900.75 - Step 5: Solve for x
x = 516,610,793,640,900.75/25,719,205.54 - Step 6: Final answer
x = 20,086,576.66
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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.