Finding the Fourth Proportional to 7,557,000.56, 11,318,885.35 and 6,245,286.79
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Solution
The fourth proportional to 7,557,000.56, 11,318,885.35 and 6,245,286.79 is: 9,354,198.74
Step by Step Solution
- Step 1: Write the proportion equation
7,557,000.56 : 11,318,885.35 = 6,245,286.79 : x - Step 2: Convert to fraction form
7,557,000.56/11,318,885.35 = 6,245,286.79/x - Step 3: Cross multiply
7,557,000.56x = 11,318,885.35 × 6,245,286.79 - Step 4: Simplify right side
7,557,000.56x = 70,689,685,109,969.09 - Step 5: Solve for x
x = 70,689,685,109,969.09/7,557,000.56 - Step 6: Final answer
x = 9,354,198.74
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1.5x scale
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.