Finding the Fourth Proportional to 36,903,414.20, 55,355,121.30 and 17,729,547.80
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Solution
The fourth proportional to 36,903,414.20, 55,355,121.30 and 17,729,547.80 is: 26,594,321.70
Step by Step Solution
- Step 1: Write the proportion equation
36,903,414.20 : 55,355,121.30 = 17,729,547.80 : x - Step 2: Convert to fraction form
36,903,414.20/55,355,121.30 = 17,729,547.80/x - Step 3: Cross multiply
36,903,414.20x = 55,355,121.30 × 17,729,547.80 - Step 4: Simplify right side
36,903,414.20x = 981,421,269,063,148.12 - Step 5: Solve for x
x = 981,421,269,063,148.12/36,903,414.20 - Step 6: Final answer
x = 26,594,321.70
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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.