Finding the Fourth Proportional to 5,382,219.22, 7,427,408.50 and 2,934,824.06
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Solution
The fourth proportional to 5,382,219.22, 7,427,408.50 and 2,934,824.06 is: 4,050,027.75
Step by Step Solution
- Step 1: Write the proportion equation
5,382,219.22 : 7,427,408.50 = 2,934,824.06 : x - Step 2: Convert to fraction form
5,382,219.22/7,427,408.50 = 2,934,824.06/x - Step 3: Cross multiply
5,382,219.22x = 7,427,408.50 × 2,934,824.06 - Step 4: Simplify right side
5,382,219.22x = 21,798,137,191,485.56 - Step 5: Solve for x
x = 21,798,137,191,485.56/5,382,219.22 - Step 6: Final answer
x = 4,050,027.75
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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.