Finding the Fourth Proportional to 52,674,905.80, 78,980,865.90 and 27,165,737.80
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Solution
The fourth proportional to 52,674,905.80, 78,980,865.90 and 27,165,737.80 is: 40,732,365.09
Step by Step Solution
- Step 1: Write the proportion equation
52,674,905.80 : 78,980,865.90 = 27,165,737.80 : x - Step 2: Convert to fraction form
52,674,905.80/78,980,865.90 = 27,165,737.80/x - Step 3: Cross multiply
52,674,905.80x = 78,980,865.90 × 27,165,737.80 - Step 4: Simplify right side
52,674,905.80x = 2,145,573,494,256,361.25 - Step 5: Solve for x
x = 2,145,573,494,256,361.25/52,674,905.80 - Step 6: Final answer
x = 40,732,365.09
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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.