Finding the Fourth Proportional to 9,872,217.07, 14,796,197.21 and 5,545,171.53
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Solution
The fourth proportional to 9,872,217.07, 14,796,197.21 and 5,545,171.53 is: 8,310,944.84
Step by Step Solution
- Step 1: Write the proportion equation
9,872,217.07 : 14,796,197.21 = 5,545,171.53 : x - Step 2: Convert to fraction form
9,872,217.07/14,796,197.21 = 5,545,171.53/x - Step 3: Cross multiply
9,872,217.07x = 14,796,197.21 × 5,545,171.53 - Step 4: Simplify right side
9,872,217.07x = 82,047,451,447,176.45 - Step 5: Solve for x
x = 82,047,451,447,176.45/9,872,217.07 - Step 6: Final answer
x = 8,310,944.84
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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.