Finding the Fourth Proportional to 53,162,788.75, 73,364,678.00 and 28,716,502.99
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Solution
The fourth proportional to 53,162,788.75, 73,364,678.00 and 28,716,502.99 is: 39,628,790.07
Step by Step Solution
- Step 1: Write the proportion equation
53,162,788.75 : 73,364,678.00 = 28,716,502.99 : x - Step 2: Convert to fraction form
53,162,788.75/73,364,678.00 = 28,716,502.99/x - Step 3: Cross multiply
53,162,788.75x = 73,364,678.00 × 28,716,502.99 - Step 4: Simplify right side
53,162,788.75x = 2,106,776,995,003,804.75 - Step 5: Solve for x
x = 2,106,776,995,003,804.75/53,162,788.75 - Step 6: Final answer
x = 39,628,790.07
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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.