Finding the Fourth Proportional to 11,085,459.81, 16,626,378.15 and 3,895,310.94
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Solution
The fourth proportional to 11,085,459.81, 16,626,378.15 and 3,895,310.94 is: 5,842,329.85
Step by Step Solution
- Step 1: Write the proportion equation
11,085,459.81 : 16,626,378.15 = 3,895,310.94 : x - Step 2: Convert to fraction form
11,085,459.81/16,626,378.15 = 3,895,310.94/x - Step 3: Cross multiply
11,085,459.81x = 16,626,378.15 × 3,895,310.94 - Step 4: Simplify right side
11,085,459.81x = 64,764,912,700,271.96 - Step 5: Solve for x
x = 64,764,912,700,271.96/11,085,459.81 - Step 6: Final answer
x = 5,842,329.85
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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.