Finding the Fourth Proportional to 16,903,735.58, 25,347,207.35 and 5,387,704.36
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Solution
The fourth proportional to 16,903,735.58, 25,347,207.35 and 5,387,704.36 is: 8,078,880.48
Step by Step Solution
- Step 1: Write the proportion equation
16,903,735.58 : 25,347,207.35 = 5,387,704.36 : x - Step 2: Convert to fraction form
16,903,735.58/25,347,207.35 = 5,387,704.36/x - Step 3: Cross multiply
16,903,735.58x = 25,347,207.35 × 5,387,704.36 - Step 4: Simplify right side
16,903,735.58x = 136,563,259,503,520.28 - Step 5: Solve for x
x = 136,563,259,503,520.28/16,903,735.58 - Step 6: Final answer
x = 8,078,880.48
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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.