Finding the Fourth Proportional to 32,302,922.74, 48,448,630.94 and 12,870,520.14
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Solution
The fourth proportional to 32,302,922.74, 48,448,630.94 and 12,870,520.14 is: 19,303,487.95
Step by Step Solution
- Step 1: Write the proportion equation
32,302,922.74 : 48,448,630.94 = 12,870,520.14 : x - Step 2: Convert to fraction form
32,302,922.74/48,448,630.94 = 12,870,520.14/x - Step 3: Cross multiply
32,302,922.74x = 48,448,630.94 × 12,870,520.14 - Step 4: Simplify right side
32,302,922.74x = 623,559,080,022,662.25 - Step 5: Solve for x
x = 623,559,080,022,662.25/32,302,922.74 - Step 6: Final answer
x = 19,303,487.95
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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.