Finding the Fourth Proportional to 32,195,131.20, 48,295,029.60 and 19,388,059.20
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Solution
The fourth proportional to 32,195,131.20, 48,295,029.60 and 19,388,059.20 is: 29,083,493.62
Step by Step Solution
- Step 1: Write the proportion equation
32,195,131.20 : 48,295,029.60 = 19,388,059.20 : x - Step 2: Convert to fraction form
32,195,131.20/48,295,029.60 = 19,388,059.20/x - Step 3: Cross multiply
32,195,131.20x = 48,295,029.60 × 19,388,059.20 - Step 4: Simplify right side
32,195,131.20x = 936,346,892,950,552.38 - Step 5: Solve for x
x = 936,346,892,950,552.38/32,195,131.20 - Step 6: Final answer
x = 29,083,493.62
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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.