Finding the Fourth Proportional to 10,397,968.92, 14,345,712.08 and 5,987,599.80
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Solution
The fourth proportional to 10,397,968.92, 14,345,712.08 and 5,987,599.80 is: 8,260,880.89
Step by Step Solution
- Step 1: Write the proportion equation
10,397,968.92 : 14,345,712.08 = 5,987,599.80 : x - Step 2: Convert to fraction form
10,397,968.92/14,345,712.08 = 5,987,599.80/x - Step 3: Cross multiply
10,397,968.92x = 14,345,712.08 × 5,987,599.80 - Step 4: Simplify right side
10,397,968.92x = 85,896,382,781,065.58 - Step 5: Solve for x
x = 85,896,382,781,065.58/10,397,968.92 - Step 6: Final answer
x = 8,260,880.89
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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.