Finding the Fourth Proportional to 8,230,760.91, 11,358,448.38 and 4,559,915.97
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Solution
The fourth proportional to 8,230,760.91, 11,358,448.38 and 4,559,915.97 is: 6,292,683.11
Step by Step Solution
- Step 1: Write the proportion equation
8,230,760.91 : 11,358,448.38 = 4,559,915.97 : x - Step 2: Convert to fraction form
8,230,760.91/11,358,448.38 = 4,559,915.97/x - Step 3: Cross multiply
8,230,760.91x = 11,358,448.38 × 4,559,915.97 - Step 4: Simplify right side
8,230,760.91x = 51,793,570,162,382.63 - Step 5: Solve for x
x = 51,793,570,162,382.63/8,230,760.91 - Step 6: Final answer
x = 6,292,683.11
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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.