Finding the Fourth Proportional to 5,387,822.73, 7,435,368.87 and 3,064,655.70
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Solution
The fourth proportional to 5,387,822.73, 7,435,368.87 and 3,064,655.70 is: 4,229,323.56
Step by Step Solution
- Step 1: Write the proportion equation
5,387,822.73 : 7,435,368.87 = 3,064,655.70 : x - Step 2: Convert to fraction form
5,387,822.73/7,435,368.87 = 3,064,655.70/x - Step 3: Cross multiply
5,387,822.73x = 7,435,368.87 × 3,064,655.70 - Step 4: Simplify right side
5,387,822.73x = 22,786,845,589,048.06 - Step 5: Solve for x
x = 22,786,845,589,048.06/5,387,822.73 - Step 6: Final answer
x = 4,229,323.56
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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.