Finding the Fourth Proportional to 14,672,743.70, 22,009,115.55 and 10,691,431.70
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Solution
The fourth proportional to 14,672,743.70, 22,009,115.55 and 10,691,431.70 is: 16,037,147.55
Step by Step Solution
- Step 1: Write the proportion equation
14,672,743.70 : 22,009,115.55 = 10,691,431.70 : x - Step 2: Convert to fraction form
14,672,743.70/22,009,115.55 = 10,691,431.70/x - Step 3: Cross multiply
14,672,743.70x = 22,009,115.55 × 10,691,431.70 - Step 4: Simplify right side
14,672,743.70x = 235,308,955,680,232.94 - Step 5: Solve for x
x = 235,308,955,680,232.94/14,672,743.70 - Step 6: Final answer
x = 16,037,147.55
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1.5x scale
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.