Finding the Fourth Proportional to 32,081,720.40, 48,134,390.40 and 10,517,025.60
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Solution
The fourth proportional to 32,081,720.40, 48,134,390.40 and 10,517,025.60 is: 15,779,409.89
Step by Step Solution
- Step 1: Write the proportion equation
32,081,720.40 : 48,134,390.40 = 10,517,025.60 : x - Step 2: Convert to fraction form
32,081,720.40/48,134,390.40 = 10,517,025.60/x - Step 3: Cross multiply
32,081,720.40x = 48,134,390.40 × 10,517,025.60 - Step 4: Simplify right side
32,081,720.40x = 506,230,616,077,194.19 - Step 5: Solve for x
x = 506,230,616,077,194.19/32,081,720.40 - Step 6: Final answer
x = 15,779,409.89
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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.