Finding the Fourth Proportional to 8,319,800.50, 12,478,122.51 and 4,055,680.18
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Solution
The fourth proportional to 8,319,800.50, 12,478,122.51 and 4,055,680.18 is: 6,082,750.92
Step by Step Solution
- Step 1: Write the proportion equation
8,319,800.50 : 12,478,122.51 = 4,055,680.18 : x - Step 2: Convert to fraction form
8,319,800.50/12,478,122.51 = 4,055,680.18/x - Step 3: Cross multiply
8,319,800.50x = 12,478,122.51 × 4,055,680.18 - Step 4: Simplify right side
8,319,800.50x = 50,607,274,147,418.85 - Step 5: Solve for x
x = 50,607,274,147,418.85/8,319,800.50 - Step 6: Final answer
x = 6,082,750.92
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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.