Finding the Fourth Proportional to 11,372,496.48, 15,694,467.12 and 6,216,204.96
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Solution
The fourth proportional to 11,372,496.48, 15,694,467.12 and 6,216,204.96 is: 8,578,593.50
Step by Step Solution
- Step 1: Write the proportion equation
11,372,496.48 : 15,694,467.12 = 6,216,204.96 : x - Step 2: Convert to fraction form
11,372,496.48/15,694,467.12 = 6,216,204.96/x - Step 3: Cross multiply
11,372,496.48x = 15,694,467.12 × 6,216,204.96 - Step 4: Simplify right side
11,372,496.48x = 97,560,024,355,900.91 - Step 5: Solve for x
x = 97,560,024,355,900.91/11,372,496.48 - Step 6: Final answer
x = 8,578,593.50
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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.