Finding the Fourth Proportional to 5,395,163.67, 7,445,237.76 and 2,947,722.03
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Solution
The fourth proportional to 5,395,163.67, 7,445,237.76 and 2,947,722.03 is: 4,067,808.26
Step by Step Solution
- Step 1: Write the proportion equation
5,395,163.67 : 7,445,237.76 = 2,947,722.03 : x - Step 2: Convert to fraction form
5,395,163.67/7,445,237.76 = 2,947,722.03/x - Step 3: Cross multiply
5,395,163.67x = 7,445,237.76 × 2,947,722.03 - Step 4: Simplify right side
5,395,163.67x = 21,946,491,363,739.85 - Step 5: Solve for x
x = 21,946,491,363,739.85/5,395,163.67 - Step 6: Final answer
x = 4,067,808.26
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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.