Finding the Fourth Proportional to 32,961,804.99, 45,485,073.60 and 18,276,927.63
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Solution
The fourth proportional to 32,961,804.99, 45,485,073.60 and 18,276,927.63 is: 25,220,930.67
Step by Step Solution
- Step 1: Write the proportion equation
32,961,804.99 : 45,485,073.60 = 18,276,927.63 : x - Step 2: Convert to fraction form
32,961,804.99/45,485,073.60 = 18,276,927.63/x - Step 3: Cross multiply
32,961,804.99x = 45,485,073.60 × 18,276,927.63 - Step 4: Simplify right side
32,961,804.99x = 831,327,398,204,998.25 - Step 5: Solve for x
x = 831,327,398,204,998.25/32,961,804.99 - Step 6: Final answer
x = 25,220,930.67
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.