Finding the Fourth Proportional to 5,414,225.68, 7,471,629.30 and 2,999,777.68
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Solution
The fourth proportional to 5,414,225.68, 7,471,629.30 and 2,999,777.68 is: 4,139,692.01
Step by Step Solution
- Step 1: Write the proportion equation
5,414,225.68 : 7,471,629.30 = 2,999,777.68 : x - Step 2: Convert to fraction form
5,414,225.68/7,471,629.30 = 2,999,777.68/x - Step 3: Cross multiply
5,414,225.68x = 7,471,629.30 × 2,999,777.68 - Step 4: Simplify right side
5,414,225.68x = 22,413,226,807,374.02 - Step 5: Solve for x
x = 22,413,226,807,374.02/5,414,225.68 - Step 6: Final answer
x = 4,139,692.01
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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.