Finding the Fourth Proportional to 11,118,851.12, 16,674,369.34 and 3,335,444.68
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Solution
The fourth proportional to 11,118,851.12, 16,674,369.34 and 3,335,444.68 is: 5,001,994.89
Step by Step Solution
- Step 1: Write the proportion equation
11,118,851.12 : 16,674,369.34 = 3,335,444.68 : x - Step 2: Convert to fraction form
11,118,851.12/16,674,369.34 = 3,335,444.68/x - Step 3: Cross multiply
11,118,851.12x = 16,674,369.34 × 3,335,444.68 - Step 4: Simplify right side
11,118,851.12x = 55,616,436,507,458.12 - Step 5: Solve for x
x = 55,616,436,507,458.12/11,118,851.12 - Step 6: Final answer
x = 5,001,994.89
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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.