Finding the Fourth Proportional to 7,493,781.26, 11,241,080.53 and 2,375,840.90
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Solution
The fourth proportional to 7,493,781.26, 11,241,080.53 and 2,375,840.90 is: 3,563,890.91
Step by Step Solution
- Step 1: Write the proportion equation
7,493,781.26 : 11,241,080.53 = 2,375,840.90 : x - Step 2: Convert to fraction form
7,493,781.26/11,241,080.53 = 2,375,840.90/x - Step 3: Cross multiply
7,493,781.26x = 11,241,080.53 × 2,375,840.90 - Step 4: Simplify right side
7,493,781.26x = 26,707,018,905,530.77 - Step 5: Solve for x
x = 26,707,018,905,530.77/7,493,781.26 - Step 6: Final answer
x = 3,563,890.91
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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.