Finding the Fourth Proportional to 17,651,198.80, 24,302,345.04 and 15,062,490.64
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Solution
The fourth proportional to 17,651,198.80, 24,302,345.04 and 15,062,490.64 is: 20,738,186.05
Step by Step Solution
- Step 1: Write the proportion equation
17,651,198.80 : 24,302,345.04 = 15,062,490.64 : x - Step 2: Convert to fraction form
17,651,198.80/24,302,345.04 = 15,062,490.64/x - Step 3: Cross multiply
17,651,198.80x = 24,302,345.04 × 15,062,490.64 - Step 4: Simplify right side
17,651,198.80x = 366,053,844,695,050.44 - Step 5: Solve for x
x = 366,053,844,695,050.44/17,651,198.80 - Step 6: Final answer
x = 20,738,186.05
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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.