Finding the Fourth Proportional to 5,872,122.50, 8,103,512.48 and 3,259,021.13
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Solution
The fourth proportional to 5,872,122.50, 8,103,512.48 and 3,259,021.13 is: 4,497,439.96
Step by Step Solution
- Step 1: Write the proportion equation
5,872,122.50 : 8,103,512.48 = 3,259,021.13 : x - Step 2: Convert to fraction form
5,872,122.50/8,103,512.48 = 3,259,021.13/x - Step 3: Cross multiply
5,872,122.50x = 8,103,512.48 × 3,259,021.13 - Step 4: Simplify right side
5,872,122.50x = 26,409,518,359,021.14 - Step 5: Solve for x
x = 26,409,518,359,021.14/5,872,122.50 - Step 6: Final answer
x = 4,497,439.96
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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.