Finding the Fourth Proportional to 4,470,238.94, 6,171,116.68 and 2,999,621.31
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Solution
The fourth proportional to 4,470,238.94, 6,171,116.68 and 2,999,621.31 is: 4,140,944.90
Step by Step Solution
- Step 1: Write the proportion equation
4,470,238.94 : 6,171,116.68 = 2,999,621.31 : x - Step 2: Convert to fraction form
4,470,238.94/6,171,116.68 = 2,999,621.31/x - Step 3: Cross multiply
4,470,238.94x = 6,171,116.68 × 2,999,621.31 - Step 4: Simplify right side
4,470,238.94x = 18,511,013,098,271.95 - Step 5: Solve for x
x = 18,511,013,098,271.95/4,470,238.94 - Step 6: Final answer
x = 4,140,944.90
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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.