Finding the Fourth Proportional to 9,331,913.66, 13,992,805.15 and 4,208,348.79
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Solution
The fourth proportional to 9,331,913.66, 13,992,805.15 and 4,208,348.79 is: 6,310,238.91
Step by Step Solution
- Step 1: Write the proportion equation
9,331,913.66 : 13,992,805.15 = 4,208,348.79 : x - Step 2: Convert to fraction form
9,331,913.66/13,992,805.15 = 4,208,348.79/x - Step 3: Cross multiply
9,331,913.66x = 13,992,805.15 × 4,208,348.79 - Step 4: Simplify right side
9,331,913.66x = 58,886,604,611,187.40 - Step 5: Solve for x
x = 58,886,604,611,187.40/9,331,913.66 - Step 6: Final answer
x = 6,310,238.91
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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.