Finding the Fourth Proportional to 8,069,079.30, 12,103,618.95 and 3,019,733.70
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Solution
The fourth proportional to 8,069,079.30, 12,103,618.95 and 3,019,733.70 is: 4,529,600.55
Step by Step Solution
- Step 1: Write the proportion equation
8,069,079.30 : 12,103,618.95 = 3,019,733.70 : x - Step 2: Convert to fraction form
8,069,079.30/12,103,618.95 = 3,019,733.70/x - Step 3: Cross multiply
8,069,079.30x = 12,103,618.95 × 3,019,733.70 - Step 4: Simplify right side
8,069,079.30x = 36,549,706,035,273.62 - Step 5: Solve for x
x = 36,549,706,035,273.62/8,069,079.30 - Step 6: Final answer
x = 4,529,600.55
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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.