Finding the Fourth Proportional to 64,512,078.10, 96,768,117.15 and 48,586,830.10
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Solution
The fourth proportional to 64,512,078.10, 96,768,117.15 and 48,586,830.10 is: 72,880,245.15
Step by Step Solution
- Step 1: Write the proportion equation
64,512,078.10 : 96,768,117.15 = 48,586,830.10 : x - Step 2: Convert to fraction form
64,512,078.10/96,768,117.15 = 48,586,830.10/x - Step 3: Cross multiply
64,512,078.10x = 96,768,117.15 × 48,586,830.10 - Step 4: Simplify right side
64,512,078.10x = 4,701,656,067,063,947 - Step 5: Solve for x
x = 4,701,656,067,063,947/64,512,078.10 - Step 6: Final answer
x = 72,880,245.15
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1.5x scale
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.