Finding the Fourth Proportional to 46,745,782.73, 70,122,198.66 and 13,953,761.81
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Solution
The fourth proportional to 46,745,782.73, 70,122,198.66 and 13,953,761.81 is: 20,931,694.81
Step by Step Solution
- Step 1: Write the proportion equation
46,745,782.73 : 70,122,198.66 = 13,953,761.81 : x - Step 2: Convert to fraction form
46,745,782.73/70,122,198.66 = 13,953,761.81/x - Step 3: Cross multiply
46,745,782.73x = 70,122,198.66 × 13,953,761.81 - Step 4: Simplify right side
46,745,782.73x = 978,468,457,949,599.25 - Step 5: Solve for x
x = 978,468,457,949,599.25/46,745,782.73 - Step 6: Final answer
x = 20,931,694.81
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.