Finding the Fourth Proportional to 36,836,345.78, 55,292,842.50 and 27,131,916.02
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Solution
The fourth proportional to 36,836,345.78, 55,292,842.50 and 27,131,916.02 is: 40,726,101.56
Step by Step Solution
- Step 1: Write the proportion equation
36,836,345.78 : 55,292,842.50 = 27,131,916.02 : x - Step 2: Convert to fraction form
36,836,345.78/55,292,842.50 = 27,131,916.02/x - Step 3: Cross multiply
36,836,345.78x = 55,292,842.50 × 27,131,916.02 - Step 4: Simplify right side
36,836,345.78x = 1,500,200,759,217,086.75 - Step 5: Solve for x
x = 1,500,200,759,217,086.75/36,836,345.78 - Step 6: Final answer
x = 40,726,101.56
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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.