Finding the Fourth Proportional to 5,432,102.42, 7,496,758.06 and 2,985,202.08
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Solution
The fourth proportional to 5,432,102.42, 7,496,758.06 and 2,985,202.08 is: 4,119,829.86
Step by Step Solution
- Step 1: Write the proportion equation
5,432,102.42 : 7,496,758.06 = 2,985,202.08 : x - Step 2: Convert to fraction form
5,432,102.42/7,496,758.06 = 2,985,202.08/x - Step 3: Cross multiply
5,432,102.42x = 7,496,758.06 × 2,985,202.08 - Step 4: Simplify right side
5,432,102.42x = 22,379,337,746,505.76 - Step 5: Solve for x
x = 22,379,337,746,505.76/5,432,102.42 - Step 6: Final answer
x = 4,119,829.86
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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.