Finding the Fourth Proportional to 10,659,675.13, 15,989,515.41 and 2,984,450.71
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Solution
The fourth proportional to 10,659,675.13, 15,989,515.41 and 2,984,450.71 is: 4,476,676.83
Step by Step Solution
- Step 1: Write the proportion equation
10,659,675.13 : 15,989,515.41 = 2,984,450.71 : x - Step 2: Convert to fraction form
10,659,675.13/15,989,515.41 = 2,984,450.71/x - Step 3: Cross multiply
10,659,675.13x = 15,989,515.41 × 2,984,450.71 - Step 4: Simplify right side
10,659,675.13x = 47,719,920,617,930.44 - Step 5: Solve for x
x = 47,719,920,617,930.44/10,659,675.13 - Step 6: Final answer
x = 4,476,676.83
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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.