Finding the Fourth Proportional to 32,241,578.80, 48,299,382.60 and 19,424,009.20
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Solution
The fourth proportional to 32,241,578.80, 48,299,382.60 and 19,424,009.20 is: 29,098,067.99
Step by Step Solution
- Step 1: Write the proportion equation
32,241,578.80 : 48,299,382.60 = 19,424,009.20 : x - Step 2: Convert to fraction form
32,241,578.80/48,299,382.60 = 19,424,009.20/x - Step 3: Cross multiply
32,241,578.80x = 48,299,382.60 × 19,424,009.20 - Step 4: Simplify right side
32,241,578.80x = 938,167,651,976,719.88 - Step 5: Solve for x
x = 938,167,651,976,719.88/32,241,578.80 - Step 6: Final answer
x = 29,098,067.99
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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.