Finding the Fourth Proportional to 13,784,349.24, 20,657,890.62 and 9,952,725.24
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Solution
The fourth proportional to 13,784,349.24, 20,657,890.62 and 9,952,725.24 is: 14,915,634.09
Step by Step Solution
- Step 1: Write the proportion equation
13,784,349.24 : 20,657,890.62 = 9,952,725.24 : x - Step 2: Convert to fraction form
13,784,349.24/20,657,890.62 = 9,952,725.24/x - Step 3: Cross multiply
13,784,349.24x = 20,657,890.62 × 9,952,725.24 - Step 4: Simplify right side
13,784,349.24x = 205,602,309,378,833.25 - Step 5: Solve for x
x = 205,602,309,378,833.25/13,784,349.24 - Step 6: Final answer
x = 14,915,634.09
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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.