Finding the Fourth Proportional to 32,786,786.18, 49,182,541.26 and 12,592,028.18
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Solution
The fourth proportional to 32,786,786.18, 49,182,541.26 and 12,592,028.18 is: 18,888,949.41
Step by Step Solution
- Step 1: Write the proportion equation
32,786,786.18 : 49,182,541.26 = 12,592,028.18 : x - Step 2: Convert to fraction form
32,786,786.18/49,182,541.26 = 12,592,028.18/x - Step 3: Cross multiply
32,786,786.18x = 49,182,541.26 × 12,592,028.18 - Step 4: Simplify right side
32,786,786.18x = 619,307,945,509,932.62 - Step 5: Solve for x
x = 619,307,945,509,932.62/32,786,786.18 - Step 6: Final answer
x = 18,888,949.41
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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.