Finding the Fourth Proportional to 36,823,821.68, 55,233,730.36 and 11,264,831.12
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Solution
The fourth proportional to 36,823,821.68, 55,233,730.36 and 11,264,831.12 is: 16,896,634.20
Step by Step Solution
- Step 1: Write the proportion equation
36,823,821.68 : 55,233,730.36 = 11,264,831.12 : x - Step 2: Convert to fraction form
36,823,821.68/55,233,730.36 = 11,264,831.12/x - Step 3: Cross multiply
36,823,821.68x = 55,233,730.36 × 11,264,831.12 - Step 4: Simplify right side
36,823,821.68x = 622,198,644,633,016.75 - Step 5: Solve for x
x = 622,198,644,633,016.75/36,823,821.68 - Step 6: Final answer
x = 16,896,634.20
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.