Finding the Fourth Proportional to 8,303,351.30, 12,438,353.00 and 4,136,201.95
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Solution
The fourth proportional to 8,303,351.30, 12,438,353.00 and 4,136,201.95 is: 6,195,997.02
Step by Step Solution
- Step 1: Write the proportion equation
8,303,351.30 : 12,438,353.00 = 4,136,201.95 : x - Step 2: Convert to fraction form
8,303,351.30/12,438,353.00 = 4,136,201.95/x - Step 3: Cross multiply
8,303,351.30x = 12,438,353.00 × 4,136,201.95 - Step 4: Simplify right side
8,303,351.30x = 51,447,539,912,632.97 - Step 5: Solve for x
x = 51,447,539,912,632.97/8,303,351.30 - Step 6: Final answer
x = 6,195,997.02
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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.