Finding the Fourth Proportional to 29,930,882.76, 41,304,678.42 and 16,179,846.84
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Solution
The fourth proportional to 29,930,882.76, 41,304,678.42 and 16,179,846.84 is: 22,328,221.19
Step by Step Solution
- Step 1: Write the proportion equation
29,930,882.76 : 41,304,678.42 = 16,179,846.84 : x - Step 2: Convert to fraction form
29,930,882.76/41,304,678.42 = 16,179,846.84/x - Step 3: Cross multiply
29,930,882.76x = 41,304,678.42 × 16,179,846.84 - Step 4: Simplify right side
29,930,882.76x = 668,303,370,611,053.25 - Step 5: Solve for x
x = 668,303,370,611,053.25/29,930,882.76 - Step 6: Final answer
x = 22,328,221.19
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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.