Finding the Fourth Proportional to 17,531,569.80, 26,297,354.70 and 11,074,561.65
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Solution
The fourth proportional to 17,531,569.80, 26,297,354.70 and 11,074,561.65 is: 16,611,842.48
Step by Step Solution
- Step 1: Write the proportion equation
17,531,569.80 : 26,297,354.70 = 11,074,561.65 : x - Step 2: Convert to fraction form
17,531,569.80/26,297,354.70 = 11,074,561.65/x - Step 3: Cross multiply
17,531,569.80x = 26,297,354.70 × 11,074,561.65 - Step 4: Simplify right side
17,531,569.80x = 291,231,675,857,067.25 - Step 5: Solve for x
x = 291,231,675,857,067.25/17,531,569.80 - Step 6: Final answer
x = 16,611,842.48
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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.