Finding the Fourth Proportional to 50,044,380.63, 69,055,987.70 and 27,716,781.78
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Solution
The fourth proportional to 50,044,380.63, 69,055,987.70 and 27,716,781.78 is: 38,246,246.99
Step by Step Solution
- Step 1: Write the proportion equation
50,044,380.63 : 69,055,987.70 = 27,716,781.78 : x - Step 2: Convert to fraction form
50,044,380.63/69,055,987.70 = 27,716,781.78/x - Step 3: Cross multiply
50,044,380.63x = 69,055,987.70 × 27,716,781.78 - Step 4: Simplify right side
50,044,380.63x = 1,914,009,741,752,556.25 - Step 5: Solve for x
x = 1,914,009,741,752,556.25/50,044,380.63 - Step 6: Final answer
x = 38,246,246.99
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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.