Finding the Fourth Proportional to 45,347,553, 68,010,119.26 and 19,436,916.09
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Solution
The fourth proportional to 45,347,553, 68,010,119.26 and 19,436,916.09 is: 29,150,569.19
Step by Step Solution
- Step 1: Write the proportion equation
45,347,553 : 68,010,119.26 = 19,436,916.09 : x - Step 2: Convert to fraction form
45,347,553/68,010,119.26 = 19,436,916.09/x - Step 3: Cross multiply
45,347,553x = 68,010,119.26 × 19,436,916.09 - Step 4: Simplify right side
45,347,553x = 1,321,906,981,327,513 - Step 5: Solve for x
x = 1,321,906,981,327,513/45,347,553 - Step 6: Final answer
x = 29,150,569.19
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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.