Finding the Fourth Proportional to 10,880,846.80, 16,320,679.92 and 3,307,222.08
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Solution
The fourth proportional to 10,880,846.80, 16,320,679.92 and 3,307,222.08 is: 4,960,653.71
Step by Step Solution
- Step 1: Write the proportion equation
10,880,846.80 : 16,320,679.92 = 3,307,222.08 : x - Step 2: Convert to fraction form
10,880,846.80/16,320,679.92 = 3,307,222.08/x - Step 3: Cross multiply
10,880,846.80x = 16,320,679.92 × 3,307,222.08 - Step 4: Simplify right side
10,880,846.80x = 53,976,112,992,036.63 - Step 5: Solve for x
x = 53,976,112,992,036.63/10,880,846.80 - Step 6: Final answer
x = 4,960,653.71
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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.