Finding the Fourth Proportional to 55,320,173.80, 82,980,260.70 and 41,883,245.80
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Solution
The fourth proportional to 55,320,173.80, 82,980,260.70 and 41,883,245.80 is: 62,824,868.70
Step by Step Solution
- Step 1: Write the proportion equation
55,320,173.80 : 82,980,260.70 = 41,883,245.80 : x - Step 2: Convert to fraction form
55,320,173.80/82,980,260.70 = 41,883,245.80/x - Step 3: Cross multiply
55,320,173.80x = 82,980,260.70 × 41,883,245.80 - Step 4: Simplify right side
55,320,173.80x = 3,475,482,655,446,180 - Step 5: Solve for x
x = 3,475,482,655,446,180/55,320,173.80 - Step 6: Final answer
x = 62,824,868.70
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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.