Finding the Fourth Proportional to 25,919,750.98, 38,879,360.18 and 14,982,981.63
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Solution
The fourth proportional to 25,919,750.98, 38,879,360.18 and 14,982,981.63 is: 22,474,318.52
Step by Step Solution
- Step 1: Write the proportion equation
25,919,750.98 : 38,879,360.18 = 14,982,981.63 : x - Step 2: Convert to fraction form
25,919,750.98/38,879,360.18 = 14,982,981.63/x - Step 3: Cross multiply
25,919,750.98x = 38,879,360.18 × 14,982,981.63 - Step 4: Simplify right side
25,919,750.98x = 582,528,739,288,178.62 - Step 5: Solve for x
x = 582,528,739,288,178.62/25,919,750.98 - Step 6: Final answer
x = 22,474,318.52
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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.