Finding the Fourth Proportional to 11,816,041.41, 17,716,975.47 and 5,418,279.09
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Solution
The fourth proportional to 11,816,041.41, 17,716,975.47 and 5,418,279.09 is: 8,124,169.03
Step by Step Solution
- Step 1: Write the proportion equation
11,816,041.41 : 17,716,975.47 = 5,418,279.09 : x - Step 2: Convert to fraction form
11,816,041.41/17,716,975.47 = 5,418,279.09/x - Step 3: Cross multiply
11,816,041.41x = 17,716,975.47 × 5,418,279.09 - Step 4: Simplify right side
11,816,041.41x = 95,995,517,727,143.91 - Step 5: Solve for x
x = 95,995,517,727,143.91/11,816,041.41 - Step 6: Final answer
x = 8,124,169.03
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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.