Finding the Fourth Proportional to 29,994,831.24, 41,392,661.10 and 16,243,480.68
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Solution
The fourth proportional to 29,994,831.24, 41,392,661.10 and 16,243,480.68 is: 22,415,891.77
Step by Step Solution
- Step 1: Write the proportion equation
29,994,831.24 : 41,392,661.10 = 16,243,480.68 : x - Step 2: Convert to fraction form
29,994,831.24/41,392,661.10 = 16,243,480.68/x - Step 3: Cross multiply
29,994,831.24x = 41,392,661.10 × 16,243,480.68 - Step 4: Simplify right side
29,994,831.24x = 672,360,890,871,637.50 - Step 5: Solve for x
x = 672,360,890,871,637.50/29,994,831.24 - Step 6: Final answer
x = 22,415,891.77
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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.