Finding the Fourth Proportional to 5,418,631.23, 8,122,257.27 and 1,823,150.04
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Solution
The fourth proportional to 5,418,631.23, 8,122,257.27 and 1,823,150.04 is: 2,732,810.75
Step by Step Solution
- Step 1: Write the proportion equation
5,418,631.23 : 8,122,257.27 = 1,823,150.04 : x - Step 2: Convert to fraction form
5,418,631.23/8,122,257.27 = 1,823,150.04/x - Step 3: Cross multiply
5,418,631.23x = 8,122,257.27 × 1,823,150.04 - Step 4: Simplify right side
5,418,631.23x = 14,808,093,666,690.79 - Step 5: Solve for x
x = 14,808,093,666,690.79/5,418,631.23 - Step 6: Final answer
x = 2,732,810.75
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.