Finding the Fourth Proportional to 19,763,277.36, 29,647,307.16 and 6,981,166.32
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Solution
The fourth proportional to 19,763,277.36, 29,647,307.16 and 6,981,166.32 is: 10,472,594.12
Step by Step Solution
- Step 1: Write the proportion equation
19,763,277.36 : 29,647,307.16 = 6,981,166.32 : x - Step 2: Convert to fraction form
19,763,277.36/29,647,307.16 = 6,981,166.32/x - Step 3: Cross multiply
19,763,277.36x = 29,647,307.16 × 6,981,166.32 - Step 4: Simplify right side
19,763,277.36x = 206,972,782,224,086.88 - Step 5: Solve for x
x = 206,972,782,224,086.88/19,763,277.36 - Step 6: Final answer
x = 10,472,594.12
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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.