Finding the Fourth Proportional to 32,360,944.80, 48,478,431.60 and 19,543,375.20
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Solution
The fourth proportional to 32,360,944.80, 48,478,431.60 and 19,543,375.20 is: 29,277,024.63
Step by Step Solution
- Step 1: Write the proportion equation
32,360,944.80 : 48,478,431.60 = 19,543,375.20 : x - Step 2: Convert to fraction form
32,360,944.80/48,478,431.60 = 19,543,375.20/x - Step 3: Cross multiply
32,360,944.80x = 48,478,431.60 × 19,543,375.20 - Step 4: Simplify right side
32,360,944.80x = 947,432,177,866,336.38 - Step 5: Solve for x
x = 947,432,177,866,336.38/32,360,944.80 - Step 6: Final answer
x = 29,277,024.63
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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.