Finding the Fourth Proportional to 8,530,487.63, 12,795,731.49 and 2,850,711.95
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Solution
The fourth proportional to 8,530,487.63, 12,795,731.49 and 2,850,711.95 is: 4,276,067.94
Step by Step Solution
- Step 1: Write the proportion equation
8,530,487.63 : 12,795,731.49 = 2,850,711.95 : x - Step 2: Convert to fraction form
8,530,487.63/12,795,731.49 = 2,850,711.95/x - Step 3: Cross multiply
8,530,487.63x = 12,795,731.49 × 2,850,711.95 - Step 4: Simplify right side
8,530,487.63x = 36,476,944,667,534.30 - Step 5: Solve for x
x = 36,476,944,667,534.30/8,530,487.63 - Step 6: Final answer
x = 4,276,067.94
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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.