Finding the Fourth Proportional to 45,207,866.21, 67,805,414.69 and 14,498,455.07
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Solution
The fourth proportional to 45,207,866.21, 67,805,414.69 and 14,498,455.07 is: 21,745,635.02
Step by Step Solution
- Step 1: Write the proportion equation
45,207,866.21 : 67,805,414.69 = 14,498,455.07 : x - Step 2: Convert to fraction form
45,207,866.21/67,805,414.69 = 14,498,455.07/x - Step 3: Cross multiply
45,207,866.21x = 67,805,414.69 × 14,498,455.07 - Step 4: Simplify right side
45,207,866.21x = 983,073,758,482,704.25 - Step 5: Solve for x
x = 983,073,758,482,704.25/45,207,866.21 - Step 6: Final answer
x = 21,745,635.02
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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.