Finding the Fourth Proportional to 7,136,785.24, 9,848,770.24 and 3,873,599.02
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Solution
The fourth proportional to 7,136,785.24, 9,848,770.24 and 3,873,599.02 is: 5,345,570.23
Step by Step Solution
- Step 1: Write the proportion equation
7,136,785.24 : 9,848,770.24 = 3,873,599.02 : x - Step 2: Convert to fraction form
7,136,785.24/9,848,770.24 = 3,873,599.02/x - Step 3: Cross multiply
7,136,785.24x = 9,848,770.24 × 3,873,599.02 - Step 4: Simplify right side
7,136,785.24x = 38,150,186,749,869.16 - Step 5: Solve for x
x = 38,150,186,749,869.16/7,136,785.24 - Step 6: Final answer
x = 5,345,570.23
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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.