Finding the Fourth Proportional to 8,475,443.87, 12,711,803.78 and 2,325,988.75
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Solution
The fourth proportional to 8,475,443.87, 12,711,803.78 and 2,325,988.75 is: 3,488,609.33
Step by Step Solution
- Step 1: Write the proportion equation
8,475,443.87 : 12,711,803.78 = 2,325,988.75 : x - Step 2: Convert to fraction form
8,475,443.87/12,711,803.78 = 2,325,988.75/x - Step 3: Cross multiply
8,475,443.87x = 12,711,803.78 × 2,325,988.75 - Step 4: Simplify right side
8,475,443.87x = 29,567,512,541,078.02 - Step 5: Solve for x
x = 29,567,512,541,078.02/8,475,443.87 - Step 6: Final answer
x = 3,488,609.33
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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.