Finding the Fourth Proportional to 11,831,863.13, 16,327,972.33 and 6,399,355.13
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Solution
The fourth proportional to 11,831,863.13, 16,327,972.33 and 6,399,355.13 is: 8,831,110.73
Step by Step Solution
- Step 1: Write the proportion equation
11,831,863.13 : 16,327,972.33 = 6,399,355.13 : x - Step 2: Convert to fraction form
11,831,863.13/16,327,972.33 = 6,399,355.13/x - Step 3: Cross multiply
11,831,863.13x = 16,327,972.33 × 6,399,355.13 - Step 4: Simplify right side
11,831,863.13x = 104,488,493,394,845.31 - Step 5: Solve for x
x = 104,488,493,394,845.31/11,831,863.13 - Step 6: Final answer
x = 8,831,110.73
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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.