Finding the Fourth Proportional to 63,362,327.76, 87,479,504.28 and 43,550,207.28
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Solution
The fourth proportional to 63,362,327.76, 87,479,504.28 and 43,550,207.28 is: 60,126,429.68
Step by Step Solution
- Step 1: Write the proportion equation
63,362,327.76 : 87,479,504.28 = 43,550,207.28 : x - Step 2: Convert to fraction form
63,362,327.76/87,479,504.28 = 43,550,207.28/x - Step 3: Cross multiply
63,362,327.76x = 87,479,504.28 × 43,550,207.28 - Step 4: Simplify right side
63,362,327.76x = 3,809,750,544,145,647.50 - Step 5: Solve for x
x = 3,809,750,544,145,647.50/63,362,327.76 - Step 6: Final answer
x = 60,126,429.68
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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.