Finding the Fourth Proportional to 32,195,509.20, 48,295,596.60 and 19,388,437.20
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Solution
The fourth proportional to 32,195,509.20, 48,295,596.60 and 19,388,437.20 is: 29,084,060.63
Step by Step Solution
- Step 1: Write the proportion equation
32,195,509.20 : 48,295,596.60 = 19,388,437.20 : x - Step 2: Convert to fraction form
32,195,509.20/48,295,596.60 = 19,388,437.20/x - Step 3: Cross multiply
32,195,509.20x = 48,295,596.60 × 19,388,437.20 - Step 4: Simplify right side
32,195,509.20x = 936,376,141,715,633.50 - Step 5: Solve for x
x = 936,376,141,715,633.50/32,195,509.20 - Step 6: Final answer
x = 29,084,060.63
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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.