Finding the Fourth Proportional to 17,969,697.91, 24,810,153.15 and 10,629,888.99
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Solution
The fourth proportional to 17,969,697.91, 24,810,153.15 and 10,629,888.99 is: 14,676,327.62
Step by Step Solution
- Step 1: Write the proportion equation
17,969,697.91 : 24,810,153.15 = 10,629,888.99 : x - Step 2: Convert to fraction form
17,969,697.91/24,810,153.15 = 10,629,888.99/x - Step 3: Cross multiply
17,969,697.91x = 24,810,153.15 × 10,629,888.99 - Step 4: Simplify right side
17,969,697.91x = 263,729,173,809,398.81 - Step 5: Solve for x
x = 263,729,173,809,398.81/17,969,697.91 - Step 6: Final answer
x = 14,676,327.62
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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.