Finding the Fourth Proportional to 7,485,176.98, 11,228,997.25 and 2,297,656.26
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Solution
The fourth proportional to 7,485,176.98, 11,228,997.25 and 2,297,656.26 is: 3,446,862.50
Step by Step Solution
- Step 1: Write the proportion equation
7,485,176.98 : 11,228,997.25 = 2,297,656.26 : x - Step 2: Convert to fraction form
7,485,176.98/11,228,997.25 = 2,297,656.26/x - Step 3: Cross multiply
7,485,176.98x = 11,228,997.25 × 2,297,656.26 - Step 4: Simplify right side
7,485,176.98x = 25,800,375,814,933.04 - Step 5: Solve for x
x = 25,800,375,814,933.04/7,485,176.98 - Step 6: Final answer
x = 3,446,862.50
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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.