Finding the Fourth Proportional to 38,883,943.36, 53,661,472.17 and 22,364,072.53
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Solution
The fourth proportional to 38,883,943.36, 53,661,472.17 and 22,364,072.53 is: 30,863,357.78
Step by Step Solution
- Step 1: Write the proportion equation
38,883,943.36 : 53,661,472.17 = 22,364,072.53 : x - Step 2: Convert to fraction form
38,883,943.36/53,661,472.17 = 22,364,072.53/x - Step 3: Cross multiply
38,883,943.36x = 53,661,472.17 × 22,364,072.53 - Step 4: Simplify right side
38,883,943.36x = 1,200,089,055,676,456.50 - Step 5: Solve for x
x = 1,200,089,055,676,456.50/38,883,943.36 - Step 6: Final answer
x = 30,863,357.78
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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.