Finding the Fourth Proportional to 7,565,198.48, 11,346,579.37 and 2,172,622.26
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Solution
The fourth proportional to 7,565,198.48, 11,346,579.37 and 2,172,622.26 is: 3,258,583.50
Step by Step Solution
- Step 1: Write the proportion equation
7,565,198.48 : 11,346,579.37 = 2,172,622.26 : x - Step 2: Convert to fraction form
7,565,198.48/11,346,579.37 = 2,172,622.26/x - Step 3: Cross multiply
7,565,198.48x = 11,346,579.37 × 2,172,622.26 - Step 4: Simplify right side
7,565,198.48x = 24,651,830,903,255.66 - Step 5: Solve for x
x = 24,651,830,903,255.66/7,565,198.48 - Step 6: Final answer
x = 3,258,583.50
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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.