Finding the Fourth Proportional to 7,813,229.88, 11,723,212.76 and 4,218,283
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Solution
The fourth proportional to 7,813,229.88, 11,723,212.76 and 4,218,283 is: 6,329,242.82
Step by Step Solution
- Step 1: Write the proportion equation
7,813,229.88 : 11,723,212.76 = 4,218,283 : x - Step 2: Convert to fraction form
7,813,229.88/11,723,212.76 = 4,218,283/x - Step 3: Cross multiply
7,813,229.88x = 11,723,212.76 × 4,218,283 - Step 4: Simplify right side
7,813,229.88x = 49,451,829,090,891.08 - Step 5: Solve for x
x = 49,451,829,090,891.08/7,813,229.88 - Step 6: Final answer
x = 6,329,242.82
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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.