Finding the Fourth Proportional to 20,943,052.08, 31,415,265 and 5,795,715.12
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Solution
The fourth proportional to 20,943,052.08, 31,415,265 and 5,795,715.12 is: 8,693,762.77
Step by Step Solution
- Step 1: Write the proportion equation
20,943,052.08 : 31,415,265 = 5,795,715.12 : x - Step 2: Convert to fraction form
20,943,052.08/31,415,265 = 5,795,715.12/x - Step 3: Cross multiply
20,943,052.08x = 31,415,265 × 5,795,715.12 - Step 4: Simplify right side
20,943,052.08x = 182,073,926,359,306.81 - Step 5: Solve for x
x = 182,073,926,359,306.81/20,943,052.08 - Step 6: Final answer
x = 8,693,762.77
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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.