Finding the Fourth Proportional to 10,220,211.08, 14,100,329.81 and 6,551,150.79
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Solution
The fourth proportional to 10,220,211.08, 14,100,329.81 and 6,551,150.79 is: 9,038,305.18
Step by Step Solution
- Step 1: Write the proportion equation
10,220,211.08 : 14,100,329.81 = 6,551,150.79 : x - Step 2: Convert to fraction form
10,220,211.08/14,100,329.81 = 6,551,150.79/x - Step 3: Cross multiply
10,220,211.08x = 14,100,329.81 × 6,551,150.79 - Step 4: Simplify right side
10,220,211.08x = 92,373,386,741,286.30 - Step 5: Solve for x
x = 92,373,386,741,286.30/10,220,211.08 - Step 6: Final answer
x = 9,038,305.18
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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.