Finding the Fourth Proportional to 6,211,629.22, 8,570,324.06 and 4,005,558.58
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Solution
The fourth proportional to 6,211,629.22, 8,570,324.06 and 4,005,558.58 is: 5,526,558.95
Step by Step Solution
- Step 1: Write the proportion equation
6,211,629.22 : 8,570,324.06 = 4,005,558.58 : x - Step 2: Convert to fraction form
6,211,629.22/8,570,324.06 = 4,005,558.58/x - Step 3: Cross multiply
6,211,629.22x = 8,570,324.06 × 4,005,558.58 - Step 4: Simplify right side
6,211,629.22x = 34,328,935,071,913.44 - Step 5: Solve for x
x = 34,328,935,071,913.44/6,211,629.22 - Step 6: Final answer
x = 5,526,558.95
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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.