Finding the Fourth Proportional to 5,904,921.53, 8,148,873.74 and 3,291,353.33
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Solution
The fourth proportional to 5,904,921.53, 8,148,873.74 and 3,291,353.33 is: 4,542,113.32
Step by Step Solution
- Step 1: Write the proportion equation
5,904,921.53 : 8,148,873.74 = 3,291,353.33 : x - Step 2: Convert to fraction form
5,904,921.53/8,148,873.74 = 3,291,353.33/x - Step 3: Cross multiply
5,904,921.53x = 8,148,873.74 × 3,291,353.33 - Step 4: Simplify right side
5,904,921.53x = 26,820,822,720,218.05 - Step 5: Solve for x
x = 26,820,822,720,218.05/5,904,921.53 - Step 6: Final answer
x = 4,542,113.32
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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.