Finding the Fourth Proportional to 5,605,420.56, 7,735,480.30 and 3,027,101.26
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Solution
The fourth proportional to 5,605,420.56, 7,735,480.30 and 3,027,101.26 is: 4,177,399.70
Step by Step Solution
- Step 1: Write the proportion equation
5,605,420.56 : 7,735,480.30 = 3,027,101.26 : x - Step 2: Convert to fraction form
5,605,420.56/7,735,480.30 = 3,027,101.26/x - Step 3: Cross multiply
5,605,420.56x = 7,735,480.30 × 3,027,101.26 - Step 4: Simplify right side
5,605,420.56x = 23,416,082,153,270.66 - Step 5: Solve for x
x = 23,416,082,153,270.66/5,605,420.56 - Step 6: Final answer
x = 4,177,399.70
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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.