Finding the Fourth Proportional to 9,420,860.16, 14,131,650.08 and 2,944,531.68
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Solution
The fourth proportional to 9,420,860.16, 14,131,650.08 and 2,944,531.68 is: 4,416,909.99
Step by Step Solution
- Step 1: Write the proportion equation
9,420,860.16 : 14,131,650.08 = 2,944,531.68 : x - Step 2: Convert to fraction form
9,420,860.16/14,131,650.08 = 2,944,531.68/x - Step 3: Cross multiply
9,420,860.16x = 14,131,650.08 × 2,944,531.68 - Step 4: Simplify right side
9,420,860.16x = 41,611,091,351,234.54 - Step 5: Solve for x
x = 41,611,091,351,234.54/9,420,860.16 - Step 6: Final answer
x = 4,416,909.99
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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.