Finding the Fourth Proportional to 47,970,904.44, 71,841,057.30 and 27,438,376.44
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Solution
The fourth proportional to 47,970,904.44, 71,841,057.30 and 27,438,376.44 is: 41,091,615.78
Step by Step Solution
- Step 1: Write the proportion equation
47,970,904.44 : 71,841,057.30 = 27,438,376.44 : x - Step 2: Convert to fraction form
47,970,904.44/71,841,057.30 = 27,438,376.44/x - Step 3: Cross multiply
47,970,904.44x = 71,841,057.30 × 27,438,376.44 - Step 4: Simplify right side
47,970,904.44x = 1,971,201,974,045,010 - Step 5: Solve for x
x = 1,971,201,974,045,010/47,970,904.44 - Step 6: Final answer
x = 41,091,615.78
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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.