Finding the Fourth Proportional to 6,821,018.21, 10,225,475.32 and 2,502,074.99
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Solution
The fourth proportional to 6,821,018.21, 10,225,475.32 and 2,502,074.99 is: 3,750,892.50
Step by Step Solution
- Step 1: Write the proportion equation
6,821,018.21 : 10,225,475.32 = 2,502,074.99 : x - Step 2: Convert to fraction form
6,821,018.21/10,225,475.32 = 2,502,074.99/x - Step 3: Cross multiply
6,821,018.21x = 10,225,475.32 × 2,502,074.99 - Step 4: Simplify right side
6,821,018.21x = 25,584,906,054,274.99 - Step 5: Solve for x
x = 25,584,906,054,274.99/6,821,018.21 - Step 6: Final answer
x = 3,750,892.50
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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.