Finding the Fourth Proportional to 48,177,764.64, 66,485,379.12 and 26,151,249.84
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Solution
The fourth proportional to 48,177,764.64, 66,485,379.12 and 26,151,249.84 is: 36,088,759.47
Step by Step Solution
- Step 1: Write the proportion equation
48,177,764.64 : 66,485,379.12 = 26,151,249.84 : x - Step 2: Convert to fraction form
48,177,764.64/66,485,379.12 = 26,151,249.84/x - Step 3: Cross multiply
48,177,764.64x = 66,485,379.12 × 26,151,249.84 - Step 4: Simplify right side
48,177,764.64x = 1,738,675,760,074,239.25 - Step 5: Solve for x
x = 1,738,675,760,074,239.25/48,177,764.64 - Step 6: Final answer
x = 36,088,759.47
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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.