Finding the Fourth Proportional to 5,019,745.91, 6,927,293.76 and 2,727,906.80
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Solution
The fourth proportional to 5,019,745.91, 6,927,293.76 and 2,727,906.80 is: 3,764,535.51
Step by Step Solution
- Step 1: Write the proportion equation
5,019,745.91 : 6,927,293.76 = 2,727,906.80 : x - Step 2: Convert to fraction form
5,019,745.91/6,927,293.76 = 2,727,906.80/x - Step 3: Cross multiply
5,019,745.91x = 6,927,293.76 × 2,727,906.80 - Step 4: Simplify right side
5,019,745.91x = 18,897,011,753,501.57 - Step 5: Solve for x
x = 18,897,011,753,501.57/5,019,745.91 - Step 6: Final answer
x = 3,764,535.51
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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.