Finding the Fourth Proportional to 5,412,302.37, 7,468,955.29 and 2,964,909.95
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Solution
The fourth proportional to 5,412,302.37, 7,468,955.29 and 2,964,909.95 is: 4,091,563.69
Step by Step Solution
- Step 1: Write the proportion equation
5,412,302.37 : 7,468,955.29 = 2,964,909.95 : x - Step 2: Convert to fraction form
5,412,302.37/7,468,955.29 = 2,964,909.95/x - Step 3: Cross multiply
5,412,302.37x = 7,468,955.29 × 2,964,909.95 - Step 4: Simplify right side
5,412,302.37x = 22,144,779,849,796.08 - Step 5: Solve for x
x = 22,144,779,849,796.08/5,412,302.37 - Step 6: Final answer
x = 4,091,563.69
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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.