Finding the Fourth Proportional to 41,421,963.54, 62,132,912.50 and 11,129,826.54
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Solution
The fourth proportional to 41,421,963.54, 62,132,912.50 and 11,129,826.54 is: 16,694,730.99
Step by Step Solution
- Step 1: Write the proportion equation
41,421,963.54 : 62,132,912.50 = 11,129,826.54 : x - Step 2: Convert to fraction form
41,421,963.54/62,132,912.50 = 11,129,826.54/x - Step 3: Cross multiply
41,421,963.54x = 62,132,912.50 × 11,129,826.54 - Step 4: Simplify right side
41,421,963.54x = 691,528,538,549,997.75 - Step 5: Solve for x
x = 691,528,538,549,997.75/41,421,963.54 - Step 6: Final answer
x = 16,694,730.99
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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.