Finding the Fourth Proportional to 32,663,927.52, 48,962,954.88 and 20,542,053.60
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Solution
The fourth proportional to 32,663,927.52, 48,962,954.88 and 20,542,053.60 is: 30,792,366.99
Step by Step Solution
- Step 1: Write the proportion equation
32,663,927.52 : 48,962,954.88 = 20,542,053.60 : x - Step 2: Convert to fraction form
32,663,927.52/48,962,954.88 = 20,542,053.60/x - Step 3: Cross multiply
32,663,927.52x = 48,962,954.88 × 20,542,053.60 - Step 4: Simplify right side
32,663,927.52x = 1,005,799,643,559,341.75 - Step 5: Solve for x
x = 1,005,799,643,559,341.75/32,663,927.52 - Step 6: Final answer
x = 30,792,366.99
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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.