Finding the Fourth Proportional to 11,073,028.70, 16,609,543.05 and 4,341,442.70
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Solution
The fourth proportional to 11,073,028.70, 16,609,543.05 and 4,341,442.70 is: 6,512,164.05
Step by Step Solution
- Step 1: Write the proportion equation
11,073,028.70 : 16,609,543.05 = 4,341,442.70 : x - Step 2: Convert to fraction form
11,073,028.70/16,609,543.05 = 4,341,442.70/x - Step 3: Cross multiply
11,073,028.70x = 16,609,543.05 × 4,341,442.70 - Step 4: Simplify right side
11,073,028.70x = 72,109,379,424,758.23 - Step 5: Solve for x
x = 72,109,379,424,758.23/11,073,028.70 - Step 6: Final answer
x = 6,512,164.05
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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.