Finding the Fourth Proportional to 14,149,163.30, 21,174,756.15 and 8,473,460.90
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Solution
The fourth proportional to 14,149,163.30, 21,174,756.15 and 8,473,460.90 is: 12,680,853.60
Step by Step Solution
- Step 1: Write the proportion equation
14,149,163.30 : 21,174,756.15 = 8,473,460.90 : x - Step 2: Convert to fraction form
14,149,163.30/21,174,756.15 = 8,473,460.90/x - Step 3: Cross multiply
14,149,163.30x = 21,174,756.15 × 8,473,460.90 - Step 4: Simplify right side
14,149,163.30x = 179,423,468,304,059.53 - Step 5: Solve for x
x = 179,423,468,304,059.53/14,149,163.30 - Step 6: Final answer
x = 12,680,853.60
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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.