Finding the Fourth Proportional to 13,318,153.47, 19,969,599.74 and 4,093,723.62
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Solution
The fourth proportional to 13,318,153.47, 19,969,599.74 and 4,093,723.62 is: 6,138,239.98
Step by Step Solution
- Step 1: Write the proportion equation
13,318,153.47 : 19,969,599.74 = 4,093,723.62 : x - Step 2: Convert to fraction form
13,318,153.47/19,969,599.74 = 4,093,723.62/x - Step 3: Cross multiply
13,318,153.47x = 19,969,599.74 × 4,093,723.62 - Step 4: Simplify right side
13,318,153.47x = 81,750,022,117,115.23 - Step 5: Solve for x
x = 81,750,022,117,115.23/13,318,153.47 - Step 6: Final answer
x = 6,138,239.98
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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.