Finding the Fourth Proportional to 18,085,844.46, 24,952,292.61 and 11,207,816.94
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Solution
The fourth proportional to 18,085,844.46, 24,952,292.61 and 11,207,816.94 is: 15,462,962.12
Step by Step Solution
- Step 1: Write the proportion equation
18,085,844.46 : 24,952,292.61 = 11,207,816.94 : x - Step 2: Convert to fraction form
18,085,844.46/24,952,292.61 = 11,207,816.94/x - Step 3: Cross multiply
18,085,844.46x = 24,952,292.61 × 11,207,816.94 - Step 4: Simplify right side
18,085,844.46x = 279,660,727,806,194.78 - Step 5: Solve for x
x = 279,660,727,806,194.78/18,085,844.46 - Step 6: Final answer
x = 15,462,962.12
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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.