Finding the Fourth Proportional to 29,571,723.09, 44,361,787.32 and 9,103,145.40
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Solution
The fourth proportional to 29,571,723.09, 44,361,787.32 and 9,103,145.40 is: 13,656,011.82
Step by Step Solution
- Step 1: Write the proportion equation
29,571,723.09 : 44,361,787.32 = 9,103,145.40 : x - Step 2: Convert to fraction form
29,571,723.09/44,361,787.32 = 9,103,145.40/x - Step 3: Cross multiply
29,571,723.09x = 44,361,787.32 × 9,103,145.40 - Step 4: Simplify right side
29,571,723.09x = 403,831,800,177,836.38 - Step 5: Solve for x
x = 403,831,800,177,836.38/29,571,723.09 - Step 6: Final answer
x = 13,656,011.82
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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.