Finding the Fourth Proportional to 21,997,425.11, 32,994,199.44 and 9,863,631.99
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Solution
The fourth proportional to 21,997,425.11, 32,994,199.44 and 9,863,631.99 is: 14,794,578.89
Step by Step Solution
- Step 1: Write the proportion equation
21,997,425.11 : 32,994,199.44 = 9,863,631.99 : x - Step 2: Convert to fraction form
21,997,425.11/32,994,199.44 = 9,863,631.99/x - Step 3: Cross multiply
21,997,425.11x = 32,994,199.44 × 9,863,631.99 - Step 4: Simplify right side
21,997,425.11x = 325,442,641,080,824.12 - Step 5: Solve for x
x = 325,442,641,080,824.12/21,997,425.11 - Step 6: Final answer
x = 14,794,578.89
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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.