Finding the Fourth Proportional to 12,085,861.26, 18,132,116.32 and 3,566,197.74
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Solution
The fourth proportional to 12,085,861.26, 18,132,116.32 and 3,566,197.74 is: 5,350,277.56
Step by Step Solution
- Step 1: Write the proportion equation
12,085,861.26 : 18,132,116.32 = 3,566,197.74 : x - Step 2: Convert to fraction form
12,085,861.26/18,132,116.32 = 3,566,197.74/x - Step 3: Cross multiply
12,085,861.26x = 18,132,116.32 × 3,566,197.74 - Step 4: Simplify right side
12,085,861.26x = 64,662,712,241,801.12 - Step 5: Solve for x
x = 64,662,712,241,801.12/12,085,861.26 - Step 6: Final answer
x = 5,350,277.56
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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.