Finding the Fourth Proportional to 35,516,442.60, 53,256,949.20 and 16,325,517.60
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Solution
The fourth proportional to 35,516,442.60, 53,256,949.20 and 16,325,517.60 is: 24,480,133.65
Step by Step Solution
- Step 1: Write the proportion equation
35,516,442.60 : 53,256,949.20 = 16,325,517.60 : x - Step 2: Convert to fraction form
35,516,442.60/53,256,949.20 = 16,325,517.60/x - Step 3: Cross multiply
35,516,442.60x = 53,256,949.20 × 16,325,517.60 - Step 4: Simplify right side
35,516,442.60x = 869,447,261,486,906 - Step 5: Solve for x
x = 869,447,261,486,906/35,516,442.60 - Step 6: Final answer
x = 24,480,133.65
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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.