Finding the Fourth Proportional to 9,971,205.60, 14,946,310.80 and 3,903,592.80
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Solution
The fourth proportional to 9,971,205.60, 14,946,310.80 and 3,903,592.80 is: 5,851,279.53
Step by Step Solution
- Step 1: Write the proportion equation
9,971,205.60 : 14,946,310.80 = 3,903,592.80 : x - Step 2: Convert to fraction form
9,971,205.60/14,946,310.80 = 3,903,592.80/x - Step 3: Cross multiply
9,971,205.60x = 14,946,310.80 × 3,903,592.80 - Step 4: Simplify right side
9,971,205.60x = 58,344,311,225,442.24 - Step 5: Solve for x
x = 58,344,311,225,442.24/9,971,205.60 - Step 6: Final answer
x = 5,851,279.53
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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.