Finding the Fourth Proportional to 5,646,479.77, 7,792,125.11 and 3,068,168.41
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Solution
The fourth proportional to 5,646,479.77, 7,792,125.11 and 3,068,168.41 is: 4,234,063.18
Step by Step Solution
- Step 1: Write the proportion equation
5,646,479.77 : 7,792,125.11 = 3,068,168.41 : x - Step 2: Convert to fraction form
5,646,479.77/7,792,125.11 = 3,068,168.41/x - Step 3: Cross multiply
5,646,479.77x = 7,792,125.11 × 3,068,168.41 - Step 4: Simplify right side
5,646,479.77x = 23,907,552,070,309.15 - Step 5: Solve for x
x = 23,907,552,070,309.15/5,646,479.77 - Step 6: Final answer
x = 4,234,063.18
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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.