Finding the Fourth Proportional to 32,189,074.40, 48,283,611.60 and 19,402,997.60
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Solution
The fourth proportional to 32,189,074.40, 48,283,611.60 and 19,402,997.60 is: 29,104,496.40
Step by Step Solution
- Step 1: Write the proportion equation
32,189,074.40 : 48,283,611.60 = 19,402,997.60 : x - Step 2: Convert to fraction form
32,189,074.40/48,283,611.60 = 19,402,997.60/x - Step 3: Cross multiply
32,189,074.40x = 48,283,611.60 × 19,402,997.60 - Step 4: Simplify right side
32,189,074.40x = 936,846,799,994,132.25 - Step 5: Solve for x
x = 936,846,799,994,132.25/32,189,074.40 - Step 6: Final answer
x = 29,104,496.40
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1.5x scale
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.