Finding the Fourth Proportional to 29,305,558.31, 40,436,323.11 and 16,911,130.07
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Solution
The fourth proportional to 29,305,558.31, 40,436,323.11 and 16,911,130.07 is: 23,334,273.74
Step by Step Solution
- Step 1: Write the proportion equation
29,305,558.31 : 40,436,323.11 = 16,911,130.07 : x - Step 2: Convert to fraction form
29,305,558.31/40,436,323.11 = 16,911,130.07/x - Step 3: Cross multiply
29,305,558.31x = 40,436,323.11 × 16,911,130.07 - Step 4: Simplify right side
29,305,558.31x = 683,823,919,463,575.38 - Step 5: Solve for x
x = 683,823,919,463,575.38/29,305,558.31 - Step 6: Final answer
x = 23,334,273.74
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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.