Finding the Fourth Proportional to 32,966,007.75, 45,493,091.10 and 18,479,319.75
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Solution
The fourth proportional to 32,966,007.75, 45,493,091.10 and 18,479,319.75 is: 25,501,461.48
Step by Step Solution
- Step 1: Write the proportion equation
32,966,007.75 : 45,493,091.10 = 18,479,319.75 : x - Step 2: Convert to fraction form
32,966,007.75/45,493,091.10 = 18,479,319.75/x - Step 3: Cross multiply
32,966,007.75x = 45,493,091.10 × 18,479,319.75 - Step 4: Simplify right side
32,966,007.75x = 840,681,376,852,779.25 - Step 5: Solve for x
x = 840,681,376,852,779.25/32,966,007.75 - Step 6: Final answer
x = 25,501,461.48
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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.