Finding the Fourth Proportional to 56,091,213.80, 84,136,820.70 and 25,858,125.80
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Solution
The fourth proportional to 56,091,213.80, 84,136,820.70 and 25,858,125.80 is: 38,787,188.70
Step by Step Solution
- Step 1: Write the proportion equation
56,091,213.80 : 84,136,820.70 = 25,858,125.80 : x - Step 2: Convert to fraction form
56,091,213.80/84,136,820.70 = 25,858,125.80/x - Step 3: Cross multiply
56,091,213.80x = 84,136,820.70 × 25,858,125.80 - Step 4: Simplify right side
56,091,213.80x = 2,175,620,494,072,644.25 - Step 5: Solve for x
x = 2,175,620,494,072,644.25/56,091,213.80 - Step 6: Final answer
x = 38,787,188.70
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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.