Finding the Fourth Proportional to 17,661,153.29, 26,491,730.36 and 5,531,566.10
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Solution
The fourth proportional to 17,661,153.29, 26,491,730.36 and 5,531,566.10 is: 8,297,349.28
Step by Step Solution
- Step 1: Write the proportion equation
17,661,153.29 : 26,491,730.36 = 5,531,566.10 : x - Step 2: Convert to fraction form
17,661,153.29/26,491,730.36 = 5,531,566.10/x - Step 3: Cross multiply
17,661,153.29x = 26,491,730.36 × 5,531,566.10 - Step 4: Simplify right side
17,661,153.29x = 146,540,757,429,600.31 - Step 5: Solve for x
x = 146,540,757,429,600.31/17,661,153.29 - Step 6: Final answer
x = 8,297,349.28
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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.