Finding the Fourth Proportional to 5,392,214.58, 7,441,307.14 and 3,068,993.18
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Solution
The fourth proportional to 5,392,214.58, 7,441,307.14 and 3,068,993.18 is: 4,235,239.63
Step by Step Solution
- Step 1: Write the proportion equation
5,392,214.58 : 7,441,307.14 = 3,068,993.18 : x - Step 2: Convert to fraction form
5,392,214.58/7,441,307.14 = 3,068,993.18/x - Step 3: Cross multiply
5,392,214.58x = 7,441,307.14 × 3,068,993.18 - Step 4: Simplify right side
5,392,214.58x = 22,837,320,858,701.78 - Step 5: Solve for x
x = 22,837,320,858,701.78/5,392,214.58 - Step 6: Final answer
x = 4,235,239.63
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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.