Finding the Fourth Proportional to 49,603,576.53, 68,453,201.57 and 27,278,001.91
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Solution
The fourth proportional to 49,603,576.53, 68,453,201.57 and 27,278,001.91 is: 37,643,788.89
Step by Step Solution
- Step 1: Write the proportion equation
49,603,576.53 : 68,453,201.57 = 27,278,001.91 : x - Step 2: Convert to fraction form
49,603,576.53/68,453,201.57 = 27,278,001.91/x - Step 3: Cross multiply
49,603,576.53x = 68,453,201.57 × 27,278,001.91 - Step 4: Simplify right side
49,603,576.53x = 1,867,266,563,172,074.75 - Step 5: Solve for x
x = 1,867,266,563,172,074.75/49,603,576.53 - Step 6: Final answer
x = 37,643,788.89
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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.