Finding the Fourth Proportional to 15,216,476.99, 22,770,836.41 and 9,461,920.48
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Solution
The fourth proportional to 15,216,476.99, 22,770,836.41 and 9,461,920.48 is: 14,159,377.60
Step by Step Solution
- Step 1: Write the proportion equation
15,216,476.99 : 22,770,836.41 = 9,461,920.48 : x - Step 2: Convert to fraction form
15,216,476.99/22,770,836.41 = 9,461,920.48/x - Step 3: Cross multiply
15,216,476.99x = 22,770,836.41 × 9,461,920.48 - Step 4: Simplify right side
15,216,476.99x = 215,455,843,431,435.78 - Step 5: Solve for x
x = 215,455,843,431,435.78/15,216,476.99 - Step 6: Final answer
x = 14,159,377.60
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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.