Finding the Fourth Proportional to 32,620,437.73, 48,949,736.80 and 12,164,289.49
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Solution
The fourth proportional to 32,620,437.73, 48,949,736.80 and 12,164,289.49 is: 18,253,549.32
Step by Step Solution
- Step 1: Write the proportion equation
32,620,437.73 : 48,949,736.80 = 12,164,289.49 : x - Step 2: Convert to fraction form
32,620,437.73/48,949,736.80 = 12,164,289.49/x - Step 3: Cross multiply
32,620,437.73x = 48,949,736.80 × 12,164,289.49 - Step 4: Simplify right side
32,620,437.73x = 595,438,768,741,721.25 - Step 5: Solve for x
x = 595,438,768,741,721.25/32,620,437.73 - Step 6: Final answer
x = 18,253,549.32
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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.