Finding the Fourth Proportional to 5,331,584.16, 7,357,563.81 and 2,884,189.14
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Solution
The fourth proportional to 5,331,584.16, 7,357,563.81 and 2,884,189.14 is: 3,980,168.93
Step by Step Solution
- Step 1: Write the proportion equation
5,331,584.16 : 7,357,563.81 = 2,884,189.14 : x - Step 2: Convert to fraction form
5,331,584.16/7,357,563.81 = 2,884,189.14/x - Step 3: Cross multiply
5,331,584.16x = 7,357,563.81 × 2,884,189.14 - Step 4: Simplify right side
5,331,584.16x = 21,220,605,637,659.02 - Step 5: Solve for x
x = 21,220,605,637,659.02/5,331,584.16 - Step 6: Final answer
x = 3,980,168.93
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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.