Finding the Fourth Proportional to 8,665,202.55, 11,958,353.18 and 4,797,723.70
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Solution
The fourth proportional to 8,665,202.55, 11,958,353.18 and 4,797,723.70 is: 6,621,065.59
Step by Step Solution
- Step 1: Write the proportion equation
8,665,202.55 : 11,958,353.18 = 4,797,723.70 : x - Step 2: Convert to fraction form
8,665,202.55/11,958,353.18 = 4,797,723.70/x - Step 3: Cross multiply
8,665,202.55x = 11,958,353.18 × 4,797,723.70 - Step 4: Simplify right side
8,665,202.55x = 57,372,874,473,607.16 - Step 5: Solve for x
x = 57,372,874,473,607.16/8,665,202.55 - Step 6: Final answer
x = 6,621,065.59
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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.