Finding the Fourth Proportional to 54,451,230.40, 81,440,649.60 and 48,735,287.20
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Solution
The fourth proportional to 54,451,230.40, 81,440,649.60 and 48,735,287.20 is: 72,891,529.15
Step by Step Solution
- Step 1: Write the proportion equation
54,451,230.40 : 81,440,649.60 = 48,735,287.20 : x - Step 2: Convert to fraction form
54,451,230.40/81,440,649.60 = 48,735,287.20/x - Step 3: Cross multiply
54,451,230.40x = 81,440,649.60 × 48,735,287.20 - Step 4: Simplify right side
54,451,230.40x = 3,969,033,448,010,565 - Step 5: Solve for x
x = 3,969,033,448,010,565/54,451,230.40 - Step 6: Final answer
x = 72,891,529.15
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.