Finding the Fourth Proportional to 21,769,159.30, 32,653,806.09 and 5,374,445.62
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Solution
The fourth proportional to 21,769,159.30, 32,653,806.09 and 5,374,445.62 is: 8,061,685.00
Step by Step Solution
- Step 1: Write the proportion equation
21,769,159.30 : 32,653,806.09 = 5,374,445.62 : x - Step 2: Convert to fraction form
21,769,159.30/32,653,806.09 = 5,374,445.62/x - Step 3: Cross multiply
21,769,159.30x = 32,653,806.09 × 5,374,445.62 - Step 4: Simplify right side
21,769,159.30x = 175,496,105,014,635.97 - Step 5: Solve for x
x = 175,496,105,014,635.97/21,769,159.30 - Step 6: Final answer
x = 8,061,685.00
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.