Finding the Fourth Proportional to 11,119,144.33, 15,344,739.65 and 6,224,337.62
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Solution
The fourth proportional to 11,119,144.33, 15,344,739.65 and 6,224,337.62 is: 8,589,765.31
Step by Step Solution
- Step 1: Write the proportion equation
11,119,144.33 : 15,344,739.65 = 6,224,337.62 : x - Step 2: Convert to fraction form
11,119,144.33/15,344,739.65 = 6,224,337.62/x - Step 3: Cross multiply
11,119,144.33x = 15,344,739.65 × 6,224,337.62 - Step 4: Simplify right side
11,119,144.33x = 95,510,840,211,437.78 - Step 5: Solve for x
x = 95,510,840,211,437.78/11,119,144.33 - Step 6: Final answer
x = 8,589,765.31
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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.