Finding the Fourth Proportional to 10,727,872.12, 14,804,463.66 and 5,898,976.12
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Solution
The fourth proportional to 10,727,872.12, 14,804,463.66 and 5,898,976.12 is: 8,140,587.12
Step by Step Solution
- Step 1: Write the proportion equation
10,727,872.12 : 14,804,463.66 = 5,898,976.12 : x - Step 2: Convert to fraction form
10,727,872.12/14,804,463.66 = 5,898,976.12/x - Step 3: Cross multiply
10,727,872.12x = 14,804,463.66 × 5,898,976.12 - Step 4: Simplify right side
10,727,872.12x = 87,331,177,599,747.80 - Step 5: Solve for x
x = 87,331,177,599,747.80/10,727,872.12 - Step 6: Final answer
x = 8,140,587.12
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.