Finding the Fourth Proportional to 5,460,345.36, 7,538,004.66 and 3,396,026.36
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Solution
The fourth proportional to 5,460,345.36, 7,538,004.66 and 3,396,026.36 is: 4,688,213.07
Step by Step Solution
- Step 1: Write the proportion equation
5,460,345.36 : 7,538,004.66 = 3,396,026.36 : x - Step 2: Convert to fraction form
5,460,345.36/7,538,004.66 = 3,396,026.36/x - Step 3: Cross multiply
5,460,345.36x = 7,538,004.66 × 3,396,026.36 - Step 4: Simplify right side
5,460,345.36x = 25,599,262,489,472.82 - Step 5: Solve for x
x = 25,599,262,489,472.82/5,460,345.36 - Step 6: Final answer
x = 4,688,213.07
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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.