Finding the Fourth Proportional to 24,152,425.20, 36,218,140.20 and 7,972,124.40
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Solution
The fourth proportional to 24,152,425.20, 36,218,140.20 and 7,972,124.40 is: 11,954,721.60
Step by Step Solution
- Step 1: Write the proportion equation
24,152,425.20 : 36,218,140.20 = 7,972,124.40 : x - Step 2: Convert to fraction form
24,152,425.20/36,218,140.20 = 7,972,124.40/x - Step 3: Cross multiply
24,152,425.20x = 36,218,140.20 × 7,972,124.40 - Step 4: Simplify right side
24,152,425.20x = 288,735,519,211,040.94 - Step 5: Solve for x
x = 288,735,519,211,040.94/24,152,425.20 - Step 6: Final answer
x = 11,954,721.60
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1.5x scale
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.