Finding the Fourth Proportional to 29,981,926.05, 41,375,071.79 and 16,230,890.17
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Solution
The fourth proportional to 29,981,926.05, 41,375,071.79 and 16,230,890.17 is: 22,398,635.93
Step by Step Solution
- Step 1: Write the proportion equation
29,981,926.05 : 41,375,071.79 = 16,230,890.17 : x - Step 2: Convert to fraction form
29,981,926.05/41,375,071.79 = 16,230,890.17/x - Step 3: Cross multiply
29,981,926.05x = 41,375,071.79 × 16,230,890.17 - Step 4: Simplify right side
29,981,926.05x = 671,554,245,999,355.25 - Step 5: Solve for x
x = 671,554,245,999,355.25/29,981,926.05 - Step 6: Final answer
x = 22,398,635.93
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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.