Finding the Fourth Proportional to 73,153,212.96, 109,729,786.62 and 22,035,231.75
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Solution
The fourth proportional to 73,153,212.96, 109,729,786.62 and 22,035,231.75 is: 33,052,837.74
Step by Step Solution
- Step 1: Write the proportion equation
73,153,212.96 : 109,729,786.62 = 22,035,231.75 : x - Step 2: Convert to fraction form
73,153,212.96/109,729,786.62 = 22,035,231.75/x - Step 3: Cross multiply
73,153,212.96x = 109,729,786.62 × 22,035,231.75 - Step 4: Simplify right side
73,153,212.96x = 2,417,921,278,049,749.50 - Step 5: Solve for x
x = 2,417,921,278,049,749.50/73,153,212.96 - Step 6: Final answer
x = 33,052,837.74
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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.