Finding the Fourth Proportional to 35,785,212.40, 53,705,812.20 and 16,618,344.40
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Solution
The fourth proportional to 35,785,212.40, 53,705,812.20 and 16,618,344.40 is: 24,940,516.59
Step by Step Solution
- Step 1: Write the proportion equation
35,785,212.40 : 53,705,812.20 = 16,618,344.40 : x - Step 2: Convert to fraction form
35,785,212.40/53,705,812.20 = 16,618,344.40/x - Step 3: Cross multiply
35,785,212.40x = 53,705,812.20 × 16,618,344.40 - Step 4: Simplify right side
35,785,212.40x = 892,501,683,421,321.75 - Step 5: Solve for x
x = 892,501,683,421,321.75/35,785,212.40 - Step 6: Final answer
x = 24,940,516.59
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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.