Finding the Fourth Proportional to 30,282,424.39, 41,789,915.40 and 17,229,682.99
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Solution
The fourth proportional to 30,282,424.39, 41,789,915.40 and 17,229,682.99 is: 23,777,059.10
Step by Step Solution
- Step 1: Write the proportion equation
30,282,424.39 : 41,789,915.40 = 17,229,682.99 : x - Step 2: Convert to fraction form
30,282,424.39/41,789,915.40 = 17,229,682.99/x - Step 3: Cross multiply
30,282,424.39x = 41,789,915.40 × 17,229,682.99 - Step 4: Simplify right side
30,282,424.39x = 720,026,994,520,919 - Step 5: Solve for x
x = 720,026,994,520,919/30,282,424.39 - Step 6: Final answer
x = 23,777,059.10
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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.