Finding the Fourth Proportional to 29,203,633.92, 43,802,103.36 and 7,640,316.48
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Solution
The fourth proportional to 29,203,633.92, 43,802,103.36 and 7,640,316.48 is: 11,459,598.93
Step by Step Solution
- Step 1: Write the proportion equation
29,203,633.92 : 43,802,103.36 = 7,640,316.48 : x - Step 2: Convert to fraction form
29,203,633.92/43,802,103.36 = 7,640,316.48/x - Step 3: Cross multiply
29,203,633.92x = 43,802,103.36 × 7,640,316.48 - Step 4: Simplify right side
29,203,633.92x = 334,661,932,160,071.38 - Step 5: Solve for x
x = 334,661,932,160,071.38/29,203,633.92 - Step 6: Final answer
x = 11,459,598.93
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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.