Finding the Fourth Proportional to 8,053,771.49, 11,114,338.41 and 4,382,842.79
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Solution
The fourth proportional to 8,053,771.49, 11,114,338.41 and 4,382,842.79 is: 6,048,395.83
Step by Step Solution
- Step 1: Write the proportion equation
8,053,771.49 : 11,114,338.41 = 4,382,842.79 : x - Step 2: Convert to fraction form
8,053,771.49/11,114,338.41 = 4,382,842.79/x - Step 3: Cross multiply
8,053,771.49x = 11,114,338.41 × 4,382,842.79 - Step 4: Simplify right side
8,053,771.49x = 48,712,397,910,316.88 - Step 5: Solve for x
x = 48,712,397,910,316.88/8,053,771.49 - Step 6: Final answer
x = 6,048,395.83
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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.