Finding the Fourth Proportional to 5,195,840.73, 7,170,136.35 and 2,904,214.65
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Solution
The fourth proportional to 5,195,840.73, 7,170,136.35 and 2,904,214.65 is: 4,007,746.99
Step by Step Solution
- Step 1: Write the proportion equation
5,195,840.73 : 7,170,136.35 = 2,904,214.65 : x - Step 2: Convert to fraction form
5,195,840.73/7,170,136.35 = 2,904,214.65/x - Step 3: Cross multiply
5,195,840.73x = 7,170,136.35 × 2,904,214.65 - Step 4: Simplify right side
5,195,840.73x = 20,823,615,049,056.93 - Step 5: Solve for x
x = 20,823,615,049,056.93/5,195,840.73 - Step 6: Final answer
x = 4,007,746.99
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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.