Finding the Fourth Proportional to 32,603,093.20, 44,973,533.68 and 20,358,692.56
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Solution
The fourth proportional to 32,603,093.20, 44,973,533.68 and 20,358,692.56 is: 28,083,296.88
Step by Step Solution
- Step 1: Write the proportion equation
32,603,093.20 : 44,973,533.68 = 20,358,692.56 : x - Step 2: Convert to fraction form
32,603,093.20/44,973,533.68 = 20,358,692.56/x - Step 3: Cross multiply
32,603,093.20x = 44,973,533.68 × 20,358,692.56 - Step 4: Simplify right side
32,603,093.20x = 915,602,345,527,925.38 - Step 5: Solve for x
x = 915,602,345,527,925.38/32,603,093.20 - Step 6: Final answer
x = 28,083,296.88
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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.