Finding the Fourth Proportional to 37,523,815.37, 51,783,393.97 and 21,620,110.63
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Solution
The fourth proportional to 37,523,815.37, 51,783,393.97 and 21,620,110.63 is: 29,836,057.33
Step by Step Solution
- Step 1: Write the proportion equation
37,523,815.37 : 51,783,393.97 = 21,620,110.63 : x - Step 2: Convert to fraction form
37,523,815.37/51,783,393.97 = 21,620,110.63/x - Step 3: Cross multiply
37,523,815.37x = 51,783,393.97 × 21,620,110.63 - Step 4: Simplify right side
37,523,815.37x = 1,119,562,706,435,231.75 - Step 5: Solve for x
x = 1,119,562,706,435,231.75/37,523,815.37 - Step 6: Final answer
x = 29,836,057.33
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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.