Finding the Fourth Proportional to 32,718,193.36, 45,151,285.96 and 18,975,305.68
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Solution
The fourth proportional to 32,718,193.36, 45,151,285.96 and 18,975,305.68 is: 26,186,025.72
Step by Step Solution
- Step 1: Write the proportion equation
32,718,193.36 : 45,151,285.96 = 18,975,305.68 : x - Step 2: Convert to fraction form
32,718,193.36/45,151,285.96 = 18,975,305.68/x - Step 3: Cross multiply
32,718,193.36x = 45,151,285.96 × 18,975,305.68 - Step 4: Simplify right side
32,718,193.36x = 856,759,452,936,092.25 - Step 5: Solve for x
x = 856,759,452,936,092.25/32,718,193.36 - Step 6: Final answer
x = 26,186,025.72
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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.