Finding the Fourth Proportional to 25,517,274.66, 38,283,325.92 and 8,245,114.10
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Solution
The fourth proportional to 25,517,274.66, 38,283,325.92 and 8,245,114.10 is: 12,370,066.73
Step by Step Solution
- Step 1: Write the proportion equation
25,517,274.66 : 38,283,325.92 = 8,245,114.10 : x - Step 2: Convert to fraction form
25,517,274.66/38,283,325.92 = 8,245,114.10/x - Step 3: Cross multiply
25,517,274.66x = 38,283,325.92 × 8,245,114.10 - Step 4: Simplify right side
25,517,274.66x = 315,650,390,337,887.50 - Step 5: Solve for x
x = 315,650,390,337,887.50/25,517,274.66 - Step 6: Final answer
x = 12,370,066.73
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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.