Finding the Fourth Proportional to 9,792,116.96, 13,512,942.08 and 5,441,124.08
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Solution
The fourth proportional to 9,792,116.96, 13,512,942.08 and 5,441,124.08 is: 7,508,651.59
Step by Step Solution
- Step 1: Write the proportion equation
9,792,116.96 : 13,512,942.08 = 5,441,124.08 : x - Step 2: Convert to fraction form
9,792,116.96/13,512,942.08 = 5,441,124.08/x - Step 3: Cross multiply
9,792,116.96x = 13,512,942.08 × 5,441,124.08 - Step 4: Simplify right side
9,792,116.96x = 73,525,594,543,133.28 - Step 5: Solve for x
x = 73,525,594,543,133.28/9,792,116.96 - Step 6: Final answer
x = 7,508,651.59
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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.