Finding the Fourth Proportional to 32,322,078.18, 44,605,414.35 and 17,638,690.64
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Solution
The fourth proportional to 32,322,078.18, 44,605,414.35 and 17,638,690.64 is: 24,341,909.58
Step by Step Solution
- Step 1: Write the proportion equation
32,322,078.18 : 44,605,414.35 = 17,638,690.64 : x - Step 2: Convert to fraction form
32,322,078.18/44,605,414.35 = 17,638,690.64/x - Step 3: Cross multiply
32,322,078.18x = 44,605,414.35 × 17,638,690.64 - Step 4: Simplify right side
32,322,078.18x = 786,781,104,365,639.75 - Step 5: Solve for x
x = 786,781,104,365,639.75/32,322,078.18 - Step 6: Final answer
x = 24,341,909.58
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.