Finding the Fourth Proportional to 37,165,236.09, 51,296,223.15 and 20,651,035.07
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Solution
The fourth proportional to 37,165,236.09, 51,296,223.15 and 20,651,035.07 is: 28,502,983.28
Step by Step Solution
- Step 1: Write the proportion equation
37,165,236.09 : 51,296,223.15 = 20,651,035.07 : x - Step 2: Convert to fraction form
37,165,236.09/51,296,223.15 = 20,651,035.07/x - Step 3: Cross multiply
37,165,236.09x = 51,296,223.15 × 20,651,035.07 - Step 4: Simplify right side
37,165,236.09x = 1,059,320,102,972,714.75 - Step 5: Solve for x
x = 1,059,320,102,972,714.75/37,165,236.09 - Step 6: Final answer
x = 28,502,983.28
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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.