Finding the Fourth Proportional to 25,647,247.42, 38,473,236.09 and 8,375,538.82
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Solution
The fourth proportional to 25,647,247.42, 38,473,236.09 and 8,375,538.82 is: 12,564,080.55
Step by Step Solution
- Step 1: Write the proportion equation
25,647,247.42 : 38,473,236.09 = 8,375,538.82 : x - Step 2: Convert to fraction form
25,647,247.42/38,473,236.09 = 8,375,538.82/x - Step 3: Cross multiply
25,647,247.42x = 38,473,236.09 × 8,375,538.82 - Step 4: Simplify right side
25,647,247.42x = 322,234,082,402,820.06 - Step 5: Solve for x
x = 322,234,082,402,820.06/25,647,247.42 - Step 6: Final answer
x = 12,564,080.55
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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.