Finding the Fourth Proportional to 14,983,138.20, 22,441,529.70 and 12,328,930.20
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Solution
The fourth proportional to 14,983,138.20, 22,441,529.70 and 12,328,930.20 is: 18,466,094.99
Step by Step Solution
- Step 1: Write the proportion equation
14,983,138.20 : 22,441,529.70 = 12,328,930.20 : x - Step 2: Convert to fraction form
14,983,138.20/22,441,529.70 = 12,328,930.20/x - Step 3: Cross multiply
14,983,138.20x = 22,441,529.70 × 12,328,930.20 - Step 4: Simplify right side
14,983,138.20x = 276,680,053,252,526.91 - Step 5: Solve for x
x = 276,680,053,252,526.91/14,983,138.20 - Step 6: Final answer
x = 18,466,094.99
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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.