Finding the Fourth Proportional to 52,586,917.20, 78,880,375.80 and 24,275,365.20
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Solution
The fourth proportional to 52,586,917.20, 78,880,375.80 and 24,275,365.20 is: 36,413,047.80
Step by Step Solution
- Step 1: Write the proportion equation
52,586,917.20 : 78,880,375.80 = 24,275,365.20 : x - Step 2: Convert to fraction form
52,586,917.20/78,880,375.80 = 24,275,365.20/x - Step 3: Cross multiply
52,586,917.20x = 78,880,375.80 × 24,275,365.20 - Step 4: Simplify right side
52,586,917.20x = 1,914,849,929,658,242 - Step 5: Solve for x
x = 1,914,849,929,658,242/52,586,917.20 - Step 6: Final answer
x = 36,413,047.80
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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.