Finding the Fourth Proportional to 14,393,847.98, 19,863,481.41 and 8,198,892.34
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Solution
The fourth proportional to 14,393,847.98, 19,863,481.41 and 8,198,892.34 is: 11,314,455.02
Step by Step Solution
- Step 1: Write the proportion equation
14,393,847.98 : 19,863,481.41 = 8,198,892.34 : x - Step 2: Convert to fraction form
14,393,847.98/19,863,481.41 = 8,198,892.34/x - Step 3: Cross multiply
14,393,847.98x = 19,863,481.41 × 8,198,892.34 - Step 4: Simplify right side
14,393,847.98x = 162,858,545,537,186.94 - Step 5: Solve for x
x = 162,858,545,537,186.94/14,393,847.98 - Step 6: Final answer
x = 11,314,455.02
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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.