Finding the Fourth Proportional to 11,220,096.96, 16,813,018.08 and 6,662,170.08
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Solution
The fourth proportional to 11,220,096.96, 16,813,018.08 and 6,662,170.08 is: 9,983,085.39
Step by Step Solution
- Step 1: Write the proportion equation
11,220,096.96 : 16,813,018.08 = 6,662,170.08 : x - Step 2: Convert to fraction form
11,220,096.96/16,813,018.08 = 6,662,170.08/x - Step 3: Cross multiply
11,220,096.96x = 16,813,018.08 × 6,662,170.08 - Step 4: Simplify right side
11,220,096.96x = 112,011,186,007,075.03 - Step 5: Solve for x
x = 112,011,186,007,075.03/11,220,096.96 - Step 6: Final answer
x = 9,983,085.39
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1.5x scale
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.