Finding the Fourth Proportional to 11,889,577.96, 16,407,545.70 and 6,457,022.44
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Solution
The fourth proportional to 11,889,577.96, 16,407,545.70 and 6,457,022.44 is: 8,910,651.93
Step by Step Solution
- Step 1: Write the proportion equation
11,889,577.96 : 16,407,545.70 = 6,457,022.44 : x - Step 2: Convert to fraction form
11,889,577.96/16,407,545.70 = 6,457,022.44/x - Step 3: Cross multiply
11,889,577.96x = 16,407,545.70 × 6,457,022.44 - Step 4: Simplify right side
11,889,577.96x = 105,943,890,770,225.52 - Step 5: Solve for x
x = 105,943,890,770,225.52/11,889,577.96 - Step 6: Final answer
x = 8,910,651.93
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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.