Finding the Fourth Proportional to 49,942,478.19, 74,919,720.20 and 17,587,694.01
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Solution
The fourth proportional to 49,942,478.19, 74,919,720.20 and 17,587,694.01 is: 26,383,654.99
Step by Step Solution
- Step 1: Write the proportion equation
49,942,478.19 : 74,919,720.20 = 17,587,694.01 : x - Step 2: Convert to fraction form
49,942,478.19/74,919,720.20 = 17,587,694.01/x - Step 3: Cross multiply
49,942,478.19x = 74,919,720.20 × 17,587,694.01 - Step 4: Simplify right side
49,942,478.19x = 1,317,665,114,104,477.50 - Step 5: Solve for x
x = 1,317,665,114,104,477.50/49,942,478.19 - Step 6: Final answer
x = 26,383,654.99
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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.