Finding the Fourth Proportional to 21,948,230.62, 32,914,393.62 and 7,370,788.70
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Solution
The fourth proportional to 21,948,230.62, 32,914,393.62 and 7,370,788.70 is: 11,053,512.46
Step by Step Solution
- Step 1: Write the proportion equation
21,948,230.62 : 32,914,393.62 = 7,370,788.70 : x - Step 2: Convert to fraction form
21,948,230.62/32,914,393.62 = 7,370,788.70/x - Step 3: Cross multiply
21,948,230.62x = 32,914,393.62 × 7,370,788.70 - Step 4: Simplify right side
21,948,230.62x = 242,605,040,561,648.09 - Step 5: Solve for x
x = 242,605,040,561,648.09/21,948,230.62 - Step 6: Final answer
x = 11,053,512.46
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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.