Finding the Fourth Proportional to 39,715,198.28, 59,574,141.35 and 10,569,065.99
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Solution
The fourth proportional to 39,715,198.28, 59,574,141.35 and 10,569,065.99 is: 15,853,956.63
Step by Step Solution
- Step 1: Write the proportion equation
39,715,198.28 : 59,574,141.35 = 10,569,065.99 : x - Step 2: Convert to fraction form
39,715,198.28/59,574,141.35 = 10,569,065.99/x - Step 3: Cross multiply
39,715,198.28x = 59,574,141.35 × 10,569,065.99 - Step 4: Simplify right side
39,715,198.28x = 629,643,030,875,021.62 - Step 5: Solve for x
x = 629,643,030,875,021.62/39,715,198.28 - Step 6: Final answer
x = 15,853,956.63
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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.