Finding the Fourth Proportional to 25,330,214, 37,995,321 and 11,146,790
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Solution
The fourth proportional to 25,330,214, 37,995,321 and 11,146,790 is: 16,720,185
Step by Step Solution
- Step 1: Write the proportion equation
25,330,214 : 37,995,321 = 11,146,790 : x - Step 2: Convert to fraction form
25,330,214/37,995,321 = 11,146,790/x - Step 3: Cross multiply
25,330,214x = 37,995,321 × 11,146,790 - Step 4: Simplify right side
25,330,214x = 423,525,864,169,590 - Step 5: Solve for x
x = 423,525,864,169,590/25,330,214 - Step 6: Final answer
x = 16,720,185
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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.