Finding the Fourth Proportional to 29,972,732.31, 41,362,370.64 and 16,221,696.42
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Solution
The fourth proportional to 29,972,732.31, 41,362,370.64 and 16,221,696.42 is: 22,385,941.09
Step by Step Solution
- Step 1: Write the proportion equation
29,972,732.31 : 41,362,370.64 = 16,221,696.42 : x - Step 2: Convert to fraction form
29,972,732.31/41,362,370.64 = 16,221,696.42/x - Step 3: Cross multiply
29,972,732.31x = 41,362,370.64 × 16,221,696.42 - Step 4: Simplify right side
29,972,732.31x = 670,967,819,733,601.12 - Step 5: Solve for x
x = 670,967,819,733,601.12/29,972,732.31 - Step 6: Final answer
x = 22,385,941.09
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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.