Finding the Fourth Proportional to 11,472,201.08, 15,831,152.59 and 6,245,100.44
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Solution
The fourth proportional to 11,472,201.08, 15,831,152.59 and 6,245,100.44 is: 8,617,974.64
Step by Step Solution
- Step 1: Write the proportion equation
11,472,201.08 : 15,831,152.59 = 6,245,100.44 : x - Step 2: Convert to fraction form
11,472,201.08/15,831,152.59 = 6,245,100.44/x - Step 3: Cross multiply
11,472,201.08x = 15,831,152.59 × 6,245,100.44 - Step 4: Simplify right side
11,472,201.08x = 98,867,138,005,516.14 - Step 5: Solve for x
x = 98,867,138,005,516.14/11,472,201.08 - Step 6: Final answer
x = 8,617,974.64
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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.