Finding the Fourth Proportional to 5,567,921.24, 7,684,270.62 and 3,120,947.96
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Solution
The fourth proportional to 5,567,921.24, 7,684,270.62 and 3,120,947.96 is: 4,307,210.48
Step by Step Solution
- Step 1: Write the proportion equation
5,567,921.24 : 7,684,270.62 = 3,120,947.96 : x - Step 2: Convert to fraction form
5,567,921.24/7,684,270.62 = 3,120,947.96/x - Step 3: Cross multiply
5,567,921.24x = 7,684,270.62 × 3,120,947.96 - Step 4: Simplify right side
5,567,921.24x = 23,982,208,715,576.93 - Step 5: Solve for x
x = 23,982,208,715,576.93/5,567,921.24 - Step 6: Final answer
x = 4,307,210.48
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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.