Finding the Fourth Proportional to 36,085,874.70, 54,128,812.05 and 17,892,877.80
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Solution
The fourth proportional to 36,085,874.70, 54,128,812.05 and 17,892,877.80 is: 26,839,316.70
Step by Step Solution
- Step 1: Write the proportion equation
36,085,874.70 : 54,128,812.05 = 17,892,877.80 : x - Step 2: Convert to fraction form
36,085,874.70/54,128,812.05 = 17,892,877.80/x - Step 3: Cross multiply
36,085,874.70x = 54,128,812.05 × 17,892,877.80 - Step 4: Simplify right side
36,085,874.70x = 968,520,219,469,817.50 - Step 5: Solve for x
x = 968,520,219,469,817.50/36,085,874.70 - Step 6: Final answer
x = 26,839,316.70
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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.