Finding the Fourth Proportional to 32,396,971.80, 48,651,444.90 and 17,280,427.80
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Solution
The fourth proportional to 32,396,971.80, 48,651,444.90 and 17,280,427.80 is: 25,950,505.07
Step by Step Solution
- Step 1: Write the proportion equation
32,396,971.80 : 48,651,444.90 = 17,280,427.80 : x - Step 2: Convert to fraction form
32,396,971.80/48,651,444.90 = 17,280,427.80/x - Step 3: Cross multiply
32,396,971.80x = 48,651,444.90 × 17,280,427.80 - Step 4: Simplify right side
32,396,971.80x = 840,717,780,960,128.25 - Step 5: Solve for x
x = 840,717,780,960,128.25/32,396,971.80 - Step 6: Final answer
x = 25,950,505.07
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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.