Finding the Fourth Proportional to 19,847,202.48, 29,765,427.12 and 5,466,850.20
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Solution
The fourth proportional to 19,847,202.48, 29,765,427.12 and 5,466,850.20 is: 8,198,794.33
Step by Step Solution
- Step 1: Write the proportion equation
19,847,202.48 : 29,765,427.12 = 5,466,850.20 : x - Step 2: Convert to fraction form
19,847,202.48/29,765,427.12 = 5,466,850.20/x - Step 3: Cross multiply
19,847,202.48x = 29,765,427.12 × 5,466,850.20 - Step 4: Simplify right side
19,847,202.48x = 162,723,131,204,057.44 - Step 5: Solve for x
x = 162,723,131,204,057.44/19,847,202.48 - Step 6: Final answer
x = 8,198,794.33
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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.