Finding the Fourth Proportional to 32,139,706.63, 48,197,222.83 and 13,683,950.19
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Solution
The fourth proportional to 32,139,706.63, 48,197,222.83 and 13,683,950.19 is: 20,520,672.58
Step by Step Solution
- Step 1: Write the proportion equation
32,139,706.63 : 48,197,222.83 = 13,683,950.19 : x - Step 2: Convert to fraction form
32,139,706.63/48,197,222.83 = 13,683,950.19/x - Step 3: Cross multiply
32,139,706.63x = 48,197,222.83 × 13,683,950.19 - Step 4: Simplify right side
32,139,706.63x = 659,528,396,502,050.75 - Step 5: Solve for x
x = 659,528,396,502,050.75/32,139,706.63 - Step 6: Final answer
x = 20,520,672.58
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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.