Finding the Fourth Proportional to 22,049,231.53, 33,078,262.13 and 12,347,641.13
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Solution
The fourth proportional to 22,049,231.53, 33,078,262.13 and 12,347,641.13 is: 18,523,934.02
Step by Step Solution
- Step 1: Write the proportion equation
22,049,231.53 : 33,078,262.13 = 12,347,641.13 : x - Step 2: Convert to fraction form
22,049,231.53/33,078,262.13 = 12,347,641.13/x - Step 3: Cross multiply
22,049,231.53x = 33,078,262.13 × 12,347,641.13 - Step 4: Simplify right side
22,049,231.53x = 408,438,509,985,309.44 - Step 5: Solve for x
x = 408,438,509,985,309.44/22,049,231.53 - Step 6: Final answer
x = 18,523,934.02
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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.