Finding the Fourth Proportional to 36,382,637.70, 54,574,831.35 and 10,824,480.90
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Solution
The fourth proportional to 36,382,637.70, 54,574,831.35 and 10,824,480.90 is: 16,236,981.62
Step by Step Solution
- Step 1: Write the proportion equation
36,382,637.70 : 54,574,831.35 = 10,824,480.90 : x - Step 2: Convert to fraction form
36,382,637.70/54,574,831.35 = 10,824,480.90/x - Step 3: Cross multiply
36,382,637.70x = 54,574,831.35 × 10,824,480.90 - Step 4: Simplify right side
36,382,637.70x = 590,744,219,568,796.25 - Step 5: Solve for x
x = 590,744,219,568,796.25/36,382,637.70 - Step 6: Final answer
x = 16,236,981.62
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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.