Finding the Fourth Proportional to 16,128,915.10, 24,193,372.65 and 16,016,940.70
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Solution
The fourth proportional to 16,128,915.10, 24,193,372.65 and 16,016,940.70 is: 24,025,411.05
Step by Step Solution
- Step 1: Write the proportion equation
16,128,915.10 : 24,193,372.65 = 16,016,940.70 : x - Step 2: Convert to fraction form
16,128,915.10/24,193,372.65 = 16,016,940.70/x - Step 3: Cross multiply
16,128,915.10x = 24,193,372.65 × 16,016,940.70 - Step 4: Simplify right side
16,128,915.10x = 387,503,815,068,051.81 - Step 5: Solve for x
x = 387,503,815,068,051.81/16,128,915.10 - Step 6: Final answer
x = 24,025,411.05
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.