Finding the Fourth Proportional to 44,029,615.20, 66,050,643.60 and 13,734,319.20
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Solution
The fourth proportional to 44,029,615.20, 66,050,643.60 and 13,734,319.20 is: 20,603,419.28
Step by Step Solution
- Step 1: Write the proportion equation
44,029,615.20 : 66,050,643.60 = 13,734,319.20 : x - Step 2: Convert to fraction form
44,029,615.20/66,050,643.60 = 13,734,319.20/x - Step 3: Cross multiply
44,029,615.20x = 66,050,643.60 × 13,734,319.20 - Step 4: Simplify right side
44,029,615.20x = 907,160,622,567,837.12 - Step 5: Solve for x
x = 907,160,622,567,837.12/44,029,615.20 - Step 6: Final answer
x = 20,603,419.28
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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.