Finding the Fourth Proportional to 8,053,915.05, 11,114,404.58 and 4,432,243.05
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Solution
The fourth proportional to 8,053,915.05, 11,114,404.58 and 4,432,243.05 is: 6,116,496.41
Step by Step Solution
- Step 1: Write the proportion equation
8,053,915.05 : 11,114,404.58 = 4,432,243.05 : x - Step 2: Convert to fraction form
8,053,915.05/11,114,404.58 = 4,432,243.05/x - Step 3: Cross multiply
8,053,915.05x = 11,114,404.58 × 4,432,243.05 - Step 4: Simplify right side
8,053,915.05x = 49,261,742,454,593.16 - Step 5: Solve for x
x = 49,261,742,454,593.16/8,053,915.05 - Step 6: Final answer
x = 6,116,496.41
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1.5x scale
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.