Finding the Fourth Proportional to 49,290,106.41, 68,015,782.08 and 27,263,131.79
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Solution
The fourth proportional to 49,290,106.41, 68,015,782.08 and 27,263,131.79 is: 37,620,597.02
Step by Step Solution
- Step 1: Write the proportion equation
49,290,106.41 : 68,015,782.08 = 27,263,131.79 : x - Step 2: Convert to fraction form
49,290,106.41/68,015,782.08 = 27,263,131.79/x - Step 3: Cross multiply
49,290,106.41x = 68,015,782.08 × 27,263,131.79 - Step 4: Simplify right side
49,290,106.41x = 1,854,323,230,306,881.25 - Step 5: Solve for x
x = 1,854,323,230,306,881.25/49,290,106.41 - Step 6: Final answer
x = 37,620,597.02
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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.