Finding the Fourth Proportional to 11,863,630.44, 17,796,845.34 and 8,890,710.12
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Solution
The fourth proportional to 11,863,630.44, 17,796,845.34 and 8,890,710.12 is: 13,337,114.11
Step by Step Solution
- Step 1: Write the proportion equation
11,863,630.44 : 17,796,845.34 = 8,890,710.12 : x - Step 2: Convert to fraction form
11,863,630.44/17,796,845.34 = 8,890,710.12/x - Step 3: Cross multiply
11,863,630.44x = 17,796,845.34 × 8,890,710.12 - Step 4: Simplify right side
11,863,630.44x = 158,226,592,968,412.81 - Step 5: Solve for x
x = 158,226,592,968,412.81/11,863,630.44 - Step 6: Final answer
x = 13,337,114.11
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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.