Finding the Fourth Proportional to 47,421,214.12, 65,441,344.26 and 25,691,182.12
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Solution
The fourth proportional to 47,421,214.12, 65,441,344.26 and 25,691,182.12 is: 35,453,868.59
Step by Step Solution
- Step 1: Write the proportion equation
47,421,214.12 : 65,441,344.26 = 25,691,182.12 : x - Step 2: Convert to fraction form
47,421,214.12/65,441,344.26 = 25,691,182.12/x - Step 3: Cross multiply
47,421,214.12x = 65,441,344.26 × 25,691,182.12 - Step 4: Simplify right side
47,421,214.12x = 1,681,265,493,561,276.75 - Step 5: Solve for x
x = 1,681,265,493,561,276.75/47,421,214.12 - Step 6: Final answer
x = 35,453,868.59
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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.