Finding the Fourth Proportional to 41,128,624.64, 61,325,236.50 and 39,998,648.22
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Solution
The fourth proportional to 41,128,624.64, 61,325,236.50 and 39,998,648.22 is: 59,640,374.15
Step by Step Solution
- Step 1: Write the proportion equation
41,128,624.64 : 61,325,236.50 = 39,998,648.22 : x - Step 2: Convert to fraction form
41,128,624.64/61,325,236.50 = 39,998,648.22/x - Step 3: Cross multiply
41,128,624.64x = 61,325,236.50 × 39,998,648.22 - Step 4: Simplify right side
41,128,624.64x = 2,452,926,561,771,804 - Step 5: Solve for x
x = 2,452,926,561,771,804/41,128,624.64 - Step 6: Final answer
x = 59,640,374.15
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.