Finding the Fourth Proportional to 32,258,364.20, 48,387,546.30 and 21,508,821.80
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Solution
The fourth proportional to 32,258,364.20, 48,387,546.30 and 21,508,821.80 is: 32,263,232.70
Step by Step Solution
- Step 1: Write the proportion equation
32,258,364.20 : 48,387,546.30 = 21,508,821.80 : x - Step 2: Convert to fraction form
32,258,364.20/48,387,546.30 = 21,508,821.80/x - Step 3: Cross multiply
32,258,364.20x = 48,387,546.30 × 21,508,821.80 - Step 4: Simplify right side
32,258,364.20x = 1,040,759,110,705,949.25 - Step 5: Solve for x
x = 1,040,759,110,705,949.25/32,258,364.20 - Step 6: Final answer
x = 32,263,232.70
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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.