Finding the Fourth Proportional to 32,774,026.22, 45,221,404.68 and 18,832,687.87
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Solution
The fourth proportional to 32,774,026.22, 45,221,404.68 and 18,832,687.87 is: 25,985,229.70
Step by Step Solution
- Step 1: Write the proportion equation
32,774,026.22 : 45,221,404.68 = 18,832,687.87 : x - Step 2: Convert to fraction form
32,774,026.22/45,221,404.68 = 18,832,687.87/x - Step 3: Cross multiply
32,774,026.22x = 45,221,404.68 × 18,832,687.87 - Step 4: Simplify right side
32,774,026.22x = 851,640,599,480,296.38 - Step 5: Solve for x
x = 851,640,599,480,296.38/32,774,026.22 - Step 6: Final answer
x = 25,985,229.70
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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.