Finding the Fourth Proportional to 11,145,330.22, 15,382,236.86 and 6,796,938.96
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Solution
The fourth proportional to 11,145,330.22, 15,382,236.86 and 6,796,938.96 is: 9,380,801.01
Step by Step Solution
- Step 1: Write the proportion equation
11,145,330.22 : 15,382,236.86 = 6,796,938.96 : x - Step 2: Convert to fraction form
11,145,330.22/15,382,236.86 = 6,796,938.96/x - Step 3: Cross multiply
11,145,330.22x = 15,382,236.86 × 6,796,938.96 - Step 4: Simplify right side
11,145,330.22x = 104,552,125,005,682.06 - Step 5: Solve for x
x = 104,552,125,005,682.06/11,145,330.22 - Step 6: Final answer
x = 9,380,801.01
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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.