Finding the Fourth Proportional to 11,942,625.44, 17,910,467.68 and 4,654,463.12
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Solution
The fourth proportional to 11,942,625.44, 17,910,467.68 and 4,654,463.12 is: 6,980,342.11
Step by Step Solution
- Step 1: Write the proportion equation
11,942,625.44 : 17,910,467.68 = 4,654,463.12 : x - Step 2: Convert to fraction form
11,942,625.44/17,910,467.68 = 4,654,463.12/x - Step 3: Cross multiply
11,942,625.44x = 17,910,467.68 × 4,654,463.12 - Step 4: Simplify right side
11,942,625.44x = 83,363,611,278,511.97 - Step 5: Solve for x
x = 83,363,611,278,511.97/11,942,625.44 - Step 6: Final answer
x = 6,980,342.11
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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.