Finding the Fourth Proportional to 38,304,631.73, 57,482,972.91 and 15,589,662.41
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Solution
The fourth proportional to 38,304,631.73, 57,482,972.91 and 15,589,662.41 is: 23,395,085.70
Step by Step Solution
- Step 1: Write the proportion equation
38,304,631.73 : 57,482,972.91 = 15,589,662.41 : x - Step 2: Convert to fraction form
38,304,631.73/57,482,972.91 = 15,589,662.41/x - Step 3: Cross multiply
38,304,631.73x = 57,482,972.91 × 15,589,662.41 - Step 4: Simplify right side
38,304,631.73x = 896,140,141,990,075.25 - Step 5: Solve for x
x = 896,140,141,990,075.25/38,304,631.73 - Step 6: Final answer
x = 23,395,085.70
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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.