Finding the Fourth Proportional to 47,975,137.44, 66,207,254.40 and 26,245,105.44
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Solution
The fourth proportional to 47,975,137.44, 66,207,254.40 and 26,245,105.44 is: 36,219,101.50
Step by Step Solution
- Step 1: Write the proportion equation
47,975,137.44 : 66,207,254.40 = 26,245,105.44 : x - Step 2: Convert to fraction form
47,975,137.44/66,207,254.40 = 26,245,105.44/x - Step 3: Cross multiply
47,975,137.44x = 66,207,254.40 × 26,245,105.44 - Step 4: Simplify right side
47,975,137.44x = 1,737,616,372,620,904 - Step 5: Solve for x
x = 1,737,616,372,620,904/47,975,137.44 - Step 6: Final answer
x = 36,219,101.50
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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.