Finding the Fourth Proportional to 48,691,615.98, 73,010,062.78 and 33,356,197.02
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Solution
The fourth proportional to 48,691,615.98, 73,010,062.78 and 33,356,197.02 is: 50,015,551.74
Step by Step Solution
- Step 1: Write the proportion equation
48,691,615.98 : 73,010,062.78 = 33,356,197.02 : x - Step 2: Convert to fraction form
48,691,615.98/73,010,062.78 = 33,356,197.02/x - Step 3: Cross multiply
48,691,615.98x = 73,010,062.78 × 33,356,197.02 - Step 4: Simplify right side
48,691,615.98x = 2,435,338,038,448,858.50 - Step 5: Solve for x
x = 2,435,338,038,448,858.50/48,691,615.98 - Step 6: Final answer
x = 50,015,551.74
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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.