Finding the Fourth Proportional to 5,356,346.56, 7,394,019.86 and 3,616,373.00
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Solution
The fourth proportional to 5,356,346.56, 7,394,019.86 and 3,616,373.00 is: 4,992,121.69
Step by Step Solution
- Step 1: Write the proportion equation
5,356,346.56 : 7,394,019.86 = 3,616,373.00 : x - Step 2: Convert to fraction form
5,356,346.56/7,394,019.86 = 3,616,373.00/x - Step 3: Cross multiply
5,356,346.56x = 7,394,019.86 × 3,616,373.00 - Step 4: Simplify right side
5,356,346.56x = 26,739,533,810,693.76 - Step 5: Solve for x
x = 26,739,533,810,693.76/5,356,346.56 - Step 6: Final answer
x = 4,992,121.69
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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.