Finding the Fourth Proportional to 81,628,591.24, 112,647,457.97 and 44,959,162.24
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Solution
The fourth proportional to 81,628,591.24, 112,647,457.97 and 44,959,162.24 is: 62,043,645.03
Step by Step Solution
- Step 1: Write the proportion equation
81,628,591.24 : 112,647,457.97 = 44,959,162.24 : x - Step 2: Convert to fraction form
81,628,591.24/112,647,457.97 = 44,959,162.24/x - Step 3: Cross multiply
81,628,591.24x = 112,647,457.97 × 44,959,162.24 - Step 4: Simplify right side
81,628,591.24x = 5,064,535,338,796,811 - Step 5: Solve for x
x = 5,064,535,338,796,811/81,628,591.24 - Step 6: Final answer
x = 62,043,645.03
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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.