Finding the Fourth Proportional to 9,947,222.12, 14,920,832.36 and 2,758,755.92
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Solution
The fourth proportional to 9,947,222.12, 14,920,832.36 and 2,758,755.92 is: 4,138,133.65
Step by Step Solution
- Step 1: Write the proportion equation
9,947,222.12 : 14,920,832.36 = 2,758,755.92 : x - Step 2: Convert to fraction form
9,947,222.12/14,920,832.36 = 2,758,755.92/x - Step 3: Cross multiply
9,947,222.12x = 14,920,832.36 × 2,758,755.92 - Step 4: Simplify right side
9,947,222.12x = 41,162,934,516,079.63 - Step 5: Solve for x
x = 41,162,934,516,079.63/9,947,222.12 - Step 6: Final answer
x = 4,138,133.65
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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.