Finding the Fourth Proportional to 9,403,193.20, 14,109,455.40 and 3,723,602.80
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Solution
The fourth proportional to 9,403,193.20, 14,109,455.40 and 3,723,602.80 is: 5,587,251.75
Step by Step Solution
- Step 1: Write the proportion equation
9,403,193.20 : 14,109,455.40 = 3,723,602.80 : x - Step 2: Convert to fraction form
9,403,193.20/14,109,455.40 = 3,723,602.80/x - Step 3: Cross multiply
9,403,193.20x = 14,109,455.40 × 3,723,602.80 - Step 4: Simplify right side
9,403,193.20x = 52,538,007,633,915.12 - Step 5: Solve for x
x = 52,538,007,633,915.12/9,403,193.20 - Step 6: Final answer
x = 5,587,251.75
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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.