Finding the Fourth Proportional to 8,583,822.20, 12,875,733.30 and 2,904,231.80
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Solution
The fourth proportional to 8,583,822.20, 12,875,733.30 and 2,904,231.80 is: 4,356,347.70
Step by Step Solution
- Step 1: Write the proportion equation
8,583,822.20 : 12,875,733.30 = 2,904,231.80 : x - Step 2: Convert to fraction form
8,583,822.20/12,875,733.30 = 2,904,231.80/x - Step 3: Cross multiply
8,583,822.20x = 12,875,733.30 × 2,904,231.80 - Step 4: Simplify right side
8,583,822.20x = 37,394,114,098,178.94 - Step 5: Solve for x
x = 37,394,114,098,178.94/8,583,822.20 - Step 6: Final answer
x = 4,356,347.70
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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.