Finding the Fourth Proportional to 22,091,863.92, 33,122,389.94 and 9,789,135.99
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Solution
The fourth proportional to 22,091,863.92, 33,122,389.94 and 9,789,135.99 is: 14,676,877.45
Step by Step Solution
- Step 1: Write the proportion equation
22,091,863.92 : 33,122,389.94 = 9,789,135.99 : x - Step 2: Convert to fraction form
22,091,863.92/33,122,389.94 = 9,789,135.99/x - Step 3: Cross multiply
22,091,863.92x = 33,122,389.94 × 9,789,135.99 - Step 4: Simplify right side
22,091,863.92x = 324,239,579,436,467.94 - Step 5: Solve for x
x = 324,239,579,436,467.94/22,091,863.92 - Step 6: Final answer
x = 14,676,877.45
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.