Finding the Fourth Proportional to 32,809,579.20, 49,199,623.20 and 12,608,107.20
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Solution
The fourth proportional to 32,809,579.20, 49,199,623.20 and 12,608,107.20 is: 18,906,494.34
Step by Step Solution
- Step 1: Write the proportion equation
32,809,579.20 : 49,199,623.20 = 12,608,107.20 : x - Step 2: Convert to fraction form
32,809,579.20/49,199,623.20 = 12,608,107.20/x - Step 3: Cross multiply
32,809,579.20x = 49,199,623.20 × 12,608,107.20 - Step 4: Simplify right side
32,809,579.20x = 620,314,123,505,207 - Step 5: Solve for x
x = 620,314,123,505,207/32,809,579.20 - Step 6: Final answer
x = 18,906,494.34
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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.