Finding the Fourth Proportional to 9,811,815.18, 14,720,051.98 and 3,080,229.18
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Solution
The fourth proportional to 9,811,815.18, 14,720,051.98 and 3,080,229.18 is: 4,621,074.98
Step by Step Solution
- Step 1: Write the proportion equation
9,811,815.18 : 14,720,051.98 = 3,080,229.18 : x - Step 2: Convert to fraction form
9,811,815.18/14,720,051.98 = 3,080,229.18/x - Step 3: Cross multiply
9,811,815.18x = 14,720,051.98 × 3,080,229.18 - Step 4: Simplify right side
9,811,815.18x = 45,341,133,639,912.78 - Step 5: Solve for x
x = 45,341,133,639,912.78/9,811,815.18 - Step 6: Final answer
x = 4,621,074.98
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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.