Finding the Fourth Proportional to 14,452,394.96, 19,942,868.04 and 8,342,791.76
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Solution
The fourth proportional to 14,452,394.96, 19,942,868.04 and 8,342,791.76 is: 11,512,223.10
Step by Step Solution
- Step 1: Write the proportion equation
14,452,394.96 : 19,942,868.04 = 8,342,791.76 : x - Step 2: Convert to fraction form
14,452,394.96/19,942,868.04 = 8,342,791.76/x - Step 3: Cross multiply
14,452,394.96x = 19,942,868.04 × 8,342,791.76 - Step 4: Simplify right side
14,452,394.96x = 166,379,195,154,879.34 - Step 5: Solve for x
x = 166,379,195,154,879.34/14,452,394.96 - Step 6: Final answer
x = 11,512,223.10
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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.