Finding the Fourth Proportional to 11,313,852.50, 15,612,817.28 and 6,157,103.34
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Solution
The fourth proportional to 11,313,852.50, 15,612,817.28 and 6,157,103.34 is: 8,496,639.80
Step by Step Solution
- Step 1: Write the proportion equation
11,313,852.50 : 15,612,817.28 = 6,157,103.34 : x - Step 2: Convert to fraction form
11,313,852.50/15,612,817.28 = 6,157,103.34/x - Step 3: Cross multiply
11,313,852.50x = 15,612,817.28 × 6,157,103.34 - Step 4: Simplify right side
11,313,852.50x = 96,129,729,421,497.70 - Step 5: Solve for x
x = 96,129,729,421,497.70/11,313,852.50 - Step 6: Final answer
x = 8,496,639.80
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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.