Finding the Fourth Proportional to 8,470,180.69, 11,688,840.49 and 4,602,692.63
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Solution
The fourth proportional to 8,470,180.69, 11,688,840.49 and 4,602,692.63 is: 6,351,711.01
Step by Step Solution
- Step 1: Write the proportion equation
8,470,180.69 : 11,688,840.49 = 4,602,692.63 : x - Step 2: Convert to fraction form
8,470,180.69/11,688,840.49 = 4,602,692.63/x - Step 3: Cross multiply
8,470,180.69x = 11,688,840.49 × 4,602,692.63 - Step 4: Simplify right side
8,470,180.69x = 53,800,139,976,568.59 - Step 5: Solve for x
x = 53,800,139,976,568.59/8,470,180.69 - Step 6: Final answer
x = 6,351,711.01
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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.