Finding the Fourth Proportional to 8,154,584.70, 12,228,766.65 and 2,472,920.70
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Solution
The fourth proportional to 8,154,584.70, 12,228,766.65 and 2,472,920.70 is: 3,708,437.80
Step by Step Solution
- Step 1: Write the proportion equation
8,154,584.70 : 12,228,766.65 = 2,472,920.70 : x - Step 2: Convert to fraction form
8,154,584.70/12,228,766.65 = 2,472,920.70/x - Step 3: Cross multiply
8,154,584.70x = 12,228,766.65 × 2,472,920.70 - Step 4: Simplify right side
8,154,584.70x = 30,240,770,184,254.66 - Step 5: Solve for x
x = 30,240,770,184,254.66/8,154,584.70 - Step 6: Final answer
x = 3,708,437.80
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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.