Finding the Fourth Proportional to 10,880,604.15, 16,320,315.68 and 3,306,979.41
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Solution
The fourth proportional to 10,880,604.15, 16,320,315.68 and 3,306,979.41 is: 4,960,289.62
Step by Step Solution
- Step 1: Write the proportion equation
10,880,604.15 : 16,320,315.68 = 3,306,979.41 : x - Step 2: Convert to fraction form
10,880,604.15/16,320,315.68 = 3,306,979.41/x - Step 3: Cross multiply
10,880,604.15x = 16,320,315.68 × 3,306,979.41 - Step 4: Simplify right side
10,880,604.15x = 53,970,947,853,125.24 - Step 5: Solve for x
x = 53,970,947,853,125.24/10,880,604.15 - Step 6: Final answer
x = 4,960,289.62
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.