Finding the Fourth Proportional to 18,514,855.08, 25,550,214.66 and 10,366,384.68
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Solution
The fourth proportional to 18,514,855.08, 25,550,214.66 and 10,366,384.68 is: 14,305,451.09
Step by Step Solution
- Step 1: Write the proportion equation
18,514,855.08 : 25,550,214.66 = 10,366,384.68 : x - Step 2: Convert to fraction form
18,514,855.08/25,550,214.66 = 10,366,384.68/x - Step 3: Cross multiply
18,514,855.08x = 25,550,214.66 × 10,366,384.68 - Step 4: Simplify right side
18,514,855.08x = 264,863,353,822,135.41 - Step 5: Solve for x
x = 264,863,353,822,135.41/18,514,855.08 - Step 6: Final answer
x = 14,305,451.09
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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.