Finding the Fourth Proportional to 8,647,914.09, 11,933,749.37 and 4,727,595.63
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Solution
The fourth proportional to 8,647,914.09, 11,933,749.37 and 4,727,595.63 is: 6,523,878.56
Step by Step Solution
- Step 1: Write the proportion equation
8,647,914.09 : 11,933,749.37 = 4,727,595.63 : x - Step 2: Convert to fraction form
8,647,914.09/11,933,749.37 = 4,727,595.63/x - Step 3: Cross multiply
8,647,914.09x = 11,933,749.37 × 4,727,595.63 - Step 4: Simplify right side
8,647,914.09x = 56,417,941,347,489.27 - Step 5: Solve for x
x = 56,417,941,347,489.27/8,647,914.09 - Step 6: Final answer
x = 6,523,878.56
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1.5x scale
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.