Finding the Fourth Proportional to 16,531,514.19, 22,815,335.07 and 10,008,738.09
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Solution
The fourth proportional to 16,531,514.19, 22,815,335.07 and 10,008,738.09 is: 13,813,175.88
Step by Step Solution
- Step 1: Write the proportion equation
16,531,514.19 : 22,815,335.07 = 10,008,738.09 : x - Step 2: Convert to fraction form
16,531,514.19/22,815,335.07 = 10,008,738.09/x - Step 3: Cross multiply
16,531,514.19x = 22,815,335.07 × 10,008,738.09 - Step 4: Simplify right side
16,531,514.19x = 228,352,713,151,221.81 - Step 5: Solve for x
x = 228,352,713,151,221.81/16,531,514.19 - Step 6: Final answer
x = 13,813,175.88
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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.