Finding the Fourth Proportional to 8,073,348.80, 12,110,023.20 and 5,541,327.68
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Solution
The fourth proportional to 8,073,348.80, 12,110,023.20 and 5,541,327.68 is: 8,311,991.52
Step by Step Solution
- Step 1: Write the proportion equation
8,073,348.80 : 12,110,023.20 = 5,541,327.68 : x - Step 2: Convert to fraction form
8,073,348.80/12,110,023.20 = 5,541,327.68/x - Step 3: Cross multiply
8,073,348.80x = 12,110,023.20 × 5,541,327.68 - Step 4: Simplify right side
8,073,348.80x = 67,105,606,763,602.17 - Step 5: Solve for x
x = 67,105,606,763,602.17/8,073,348.80 - Step 6: Final answer
x = 8,311,991.52
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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.