Finding the Fourth Proportional to 10,439,797.99, 15,654,634.02 and 6,123,257.68
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Solution
The fourth proportional to 10,439,797.99, 15,654,634.02 and 6,123,257.68 is: 9,181,916.94
Step by Step Solution
- Step 1: Write the proportion equation
10,439,797.99 : 15,654,634.02 = 6,123,257.68 : x - Step 2: Convert to fraction form
10,439,797.99/15,654,634.02 = 6,123,257.68/x - Step 3: Cross multiply
10,439,797.99x = 15,654,634.02 × 6,123,257.68 - Step 4: Simplify right side
10,439,797.99x = 95,857,357,990,554.27 - Step 5: Solve for x
x = 95,857,357,990,554.27/10,439,797.99 - Step 6: Final answer
x = 9,181,916.94
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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.