Finding the Fourth Proportional to 21,747,334.36, 32,599,454.18 and 10,212,152.50
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Solution
The fourth proportional to 21,747,334.36, 32,599,454.18 and 10,212,152.50 is: 15,308,110.50
Step by Step Solution
- Step 1: Write the proportion equation
21,747,334.36 : 32,599,454.18 = 10,212,152.50 : x - Step 2: Convert to fraction form
21,747,334.36/32,599,454.18 = 10,212,152.50/x - Step 3: Cross multiply
21,747,334.36x = 32,599,454.18 × 10,212,152.50 - Step 4: Simplify right side
21,747,334.36x = 332,910,597,502,922.44 - Step 5: Solve for x
x = 332,910,597,502,922.44/21,747,334.36 - Step 6: Final answer
x = 15,308,110.50
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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.