Finding the Fourth Proportional to 5,344,162.37, 7,374,746.49 and 2,896,720.87
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Solution
The fourth proportional to 5,344,162.37, 7,374,746.49 and 2,896,720.87 is: 3,997,367.71
Step by Step Solution
- Step 1: Write the proportion equation
5,344,162.37 : 7,374,746.49 = 2,896,720.87 : x - Step 2: Convert to fraction form
5,344,162.37/7,374,746.49 = 2,896,720.87/x - Step 3: Cross multiply
5,344,162.37x = 7,374,746.49 × 2,896,720.87 - Step 4: Simplify right side
5,344,162.37x = 21,362,582,065,984.02 - Step 5: Solve for x
x = 21,362,582,065,984.02/5,344,162.37 - Step 6: Final answer
x = 3,997,367.71
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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.