Finding the Fourth Proportional to 65,936,231.84, 98,918,630.69 and 19,874,247.77
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Solution
The fourth proportional to 65,936,231.84, 98,918,630.69 and 19,874,247.77 is: 29,815,676.76
Step by Step Solution
- Step 1: Write the proportion equation
65,936,231.84 : 98,918,630.69 = 19,874,247.77 : x - Step 2: Convert to fraction form
65,936,231.84/98,918,630.69 = 19,874,247.77/x - Step 3: Cross multiply
65,936,231.84x = 98,918,630.69 × 19,874,247.77 - Step 4: Simplify right side
65,936,231.84x = 1,965,933,375,402,186 - Step 5: Solve for x
x = 1,965,933,375,402,186/65,936,231.84 - Step 6: Final answer
x = 29,815,676.76
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.