Finding the Fourth Proportional to 8,441,756.28, 11,649,604.68 and 4,574,382.12
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Solution
The fourth proportional to 8,441,756.28, 11,649,604.68 and 4,574,382.12 is: 6,312,637.04
Step by Step Solution
- Step 1: Write the proportion equation
8,441,756.28 : 11,649,604.68 = 4,574,382.12 : x - Step 2: Convert to fraction form
8,441,756.28/11,649,604.68 = 4,574,382.12/x - Step 3: Cross multiply
8,441,756.28x = 11,649,604.68 × 4,574,382.12 - Step 4: Simplify right side
8,441,756.28x = 53,289,743,353,260.32 - Step 5: Solve for x
x = 53,289,743,353,260.32/8,441,756.28 - Step 6: Final answer
x = 6,312,637.04
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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.