Finding the Fourth Proportional to 8,993,541.12, 13,490,334.72 and 3,674,757.12
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Solution
The fourth proportional to 8,993,541.12, 13,490,334.72 and 3,674,757.12 is: 5,512,145.09
Step by Step Solution
- Step 1: Write the proportion equation
8,993,541.12 : 13,490,334.72 = 3,674,757.12 : x - Step 2: Convert to fraction form
8,993,541.12/13,490,334.72 = 3,674,757.12/x - Step 3: Cross multiply
8,993,541.12x = 13,490,334.72 × 3,674,757.12 - Step 4: Simplify right side
8,993,541.12x = 49,573,703,563,503.21 - Step 5: Solve for x
x = 49,573,703,563,503.21/8,993,541.12 - Step 6: Final answer
x = 5,512,145.09
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1.5x scale
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.