Finding the Fourth Proportional to 11,574,433.35, 15,971,249.88 and 6,346,065.69
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Solution
The fourth proportional to 11,574,433.35, 15,971,249.88 and 6,346,065.69 is: 8,756,765.69
Step by Step Solution
- Step 1: Write the proportion equation
11,574,433.35 : 15,971,249.88 = 6,346,065.69 : x - Step 2: Convert to fraction form
11,574,433.35/15,971,249.88 = 6,346,065.69/x - Step 3: Cross multiply
11,574,433.35x = 15,971,249.88 × 6,346,065.69 - Step 4: Simplify right side
11,574,433.35x = 101,354,600,889,884.62 - Step 5: Solve for x
x = 101,354,600,889,884.62/11,574,433.35 - Step 6: Final answer
x = 8,756,765.69
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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.