Finding the Fourth Proportional to 34,051,782.09, 46,992,451.68 and 18,582,863.12
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Solution
The fourth proportional to 34,051,782.09, 46,992,451.68 and 18,582,863.12 is: 25,644,892.67
Step by Step Solution
- Step 1: Write the proportion equation
34,051,782.09 : 46,992,451.68 = 18,582,863.12 : x - Step 2: Convert to fraction form
34,051,782.09/46,992,451.68 = 18,582,863.12/x - Step 3: Cross multiply
34,051,782.09x = 46,992,451.68 × 18,582,863.12 - Step 4: Simplify right side
34,051,782.09x = 873,254,297,007,691.75 - Step 5: Solve for x
x = 873,254,297,007,691.75/34,051,782.09 - Step 6: Final answer
x = 25,644,892.67
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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.