Finding the Fourth Proportional to 7,484,197.40, 10,328,183.66 and 4,046,430.23
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Solution
The fourth proportional to 7,484,197.40, 10,328,183.66 and 4,046,430.23 is: 5,584,068.98
Step by Step Solution
- Step 1: Write the proportion equation
7,484,197.40 : 10,328,183.66 = 4,046,430.23 : x - Step 2: Convert to fraction form
7,484,197.40/10,328,183.66 = 4,046,430.23/x - Step 3: Cross multiply
7,484,197.40x = 10,328,183.66 × 4,046,430.23 - Step 4: Simplify right side
7,484,197.40x = 41,792,274,510,942.97 - Step 5: Solve for x
x = 41,792,274,510,942.97/7,484,197.40 - Step 6: Final answer
x = 5,584,068.98
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.