Finding the Fourth Proportional to 10,157,102.19, 15,232,452.72 and 3,332,084.91
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Solution
The fourth proportional to 10,157,102.19, 15,232,452.72 and 3,332,084.91 is: 4,997,077.40
Step by Step Solution
- Step 1: Write the proportion equation
10,157,102.19 : 15,232,452.72 = 3,332,084.91 : x - Step 2: Convert to fraction form
10,157,102.19/15,232,452.72 = 3,332,084.91/x - Step 3: Cross multiply
10,157,102.19x = 15,232,452.72 × 3,332,084.91 - Step 4: Simplify right side
10,157,102.19x = 50,755,825,850,600.46 - Step 5: Solve for x
x = 50,755,825,850,600.46/10,157,102.19 - Step 6: Final answer
x = 4,997,077.40
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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.