Finding the Fourth Proportional to 9,986,825.24, 14,984,553.45 and 5,370,415.81
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Solution
The fourth proportional to 9,986,825.24, 14,984,553.45 and 5,370,415.81 is: 8,057,944.42
Step by Step Solution
- Step 1: Write the proportion equation
9,986,825.24 : 14,984,553.45 = 5,370,415.81 : x - Step 2: Convert to fraction form
9,986,825.24/14,984,553.45 = 5,370,415.81/x - Step 3: Cross multiply
9,986,825.24x = 14,984,553.45 × 5,370,415.81 - Step 4: Simplify right side
9,986,825.24x = 80,473,282,678,747.27 - Step 5: Solve for x
x = 80,473,282,678,747.27/9,986,825.24 - Step 6: Final answer
x = 8,057,944.42
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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.