Finding the Fourth Proportional to 18,703,527.40, 28,048,292.70 and 6,568,301.80
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Solution
The fourth proportional to 18,703,527.40, 28,048,292.70 and 6,568,301.80 is: 9,849,995.00
Step by Step Solution
- Step 1: Write the proportion equation
18,703,527.40 : 28,048,292.70 = 6,568,301.80 : x - Step 2: Convert to fraction form
18,703,527.40/28,048,292.70 = 6,568,301.80/x - Step 3: Cross multiply
18,703,527.40x = 28,048,292.70 × 6,568,301.80 - Step 4: Simplify right side
18,703,527.40x = 184,229,651,428,336.84 - Step 5: Solve for x
x = 184,229,651,428,336.84/18,703,527.40 - Step 6: Final answer
x = 9,849,995.00
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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.