Finding the Fourth Proportional to 14,582,224.12, 21,868,270.74 and 8,115,168.46
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Solution
The fourth proportional to 14,582,224.12, 21,868,270.74 and 8,115,168.46 is: 12,169,933.72
Step by Step Solution
- Step 1: Write the proportion equation
14,582,224.12 : 21,868,270.74 = 8,115,168.46 : x - Step 2: Convert to fraction form
14,582,224.12/21,868,270.74 = 8,115,168.46/x - Step 3: Cross multiply
14,582,224.12x = 21,868,270.74 × 8,115,168.46 - Step 4: Simplify right side
14,582,224.12x = 177,464,700,983,988.84 - Step 5: Solve for x
x = 177,464,700,983,988.84/14,582,224.12 - Step 6: Final answer
x = 12,169,933.72
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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.