Finding the Fourth Proportional to 33,833,543.09, 46,690,171.74 and 18,363,627.68
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Solution
The fourth proportional to 33,833,543.09, 46,690,171.74 and 18,363,627.68 is: 25,341,742.30
Step by Step Solution
- Step 1: Write the proportion equation
33,833,543.09 : 46,690,171.74 = 18,363,627.68 : x - Step 2: Convert to fraction form
33,833,543.09/46,690,171.74 = 18,363,627.68/x - Step 3: Cross multiply
33,833,543.09x = 46,690,171.74 × 18,363,627.68 - Step 4: Simplify right side
33,833,543.09x = 857,400,929,915,167 - Step 5: Solve for x
x = 857,400,929,915,167/33,833,543.09 - Step 6: Final answer
x = 25,341,742.30
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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.