Finding the Fourth Proportional to 5,413,163.86, 7,470,165.93 and 2,965,867.75
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Solution
The fourth proportional to 5,413,163.86, 7,470,165.93 and 2,965,867.75 is: 4,092,897.39
Step by Step Solution
- Step 1: Write the proportion equation
5,413,163.86 : 7,470,165.93 = 2,965,867.75 : x - Step 2: Convert to fraction form
5,413,163.86/7,470,165.93 = 2,965,867.75/x - Step 3: Cross multiply
5,413,163.86x = 7,470,165.93 × 2,965,867.75 - Step 4: Simplify right side
5,413,163.86x = 22,155,524,218,935.76 - Step 5: Solve for x
x = 22,155,524,218,935.76/5,413,163.86 - Step 6: Final answer
x = 4,092,897.39
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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.