Finding the Fourth Proportional to 7,809,043.73, 10,776,345.30 and 4,324,313.48
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Solution
The fourth proportional to 7,809,043.73, 10,776,345.30 and 4,324,313.48 is: 5,967,477.82
Step by Step Solution
- Step 1: Write the proportion equation
7,809,043.73 : 10,776,345.30 = 4,324,313.48 : x - Step 2: Convert to fraction form
7,809,043.73/10,776,345.30 = 4,324,313.48/x - Step 3: Cross multiply
7,809,043.73x = 10,776,345.30 × 4,324,313.48 - Step 4: Simplify right side
7,809,043.73x = 46,600,295,192,042.91 - Step 5: Solve for x
x = 46,600,295,192,042.91/7,809,043.73 - Step 6: Final answer
x = 5,967,477.82
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1.5x scale
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.