Finding the Fourth Proportional to 10,952,140.70, 16,428,211.05 and 4,560,268.70
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Solution
The fourth proportional to 10,952,140.70, 16,428,211.05 and 4,560,268.70 is: 6,840,403.05
Step by Step Solution
- Step 1: Write the proportion equation
10,952,140.70 : 16,428,211.05 = 4,560,268.70 : x - Step 2: Convert to fraction form
10,952,140.70/16,428,211.05 = 4,560,268.70/x - Step 3: Cross multiply
10,952,140.70x = 16,428,211.05 × 4,560,268.70 - Step 4: Simplify right side
10,952,140.70x = 74,917,056,648,309.14 - Step 5: Solve for x
x = 74,917,056,648,309.14/10,952,140.70 - Step 6: Final answer
x = 6,840,403.05
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.