Finding the Fourth Proportional to 48,316,734.04, 66,679,851.92 and 27,693,615.64
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Solution
The fourth proportional to 48,316,734.04, 66,679,851.92 and 27,693,615.64 is: 38,218,770.92
Step by Step Solution
- Step 1: Write the proportion equation
48,316,734.04 : 66,679,851.92 = 27,693,615.64 : x - Step 2: Convert to fraction form
48,316,734.04/66,679,851.92 = 27,693,615.64/x - Step 3: Cross multiply
48,316,734.04x = 66,679,851.92 × 27,693,615.64 - Step 4: Simplify right side
48,316,734.04x = 1,846,606,190,004,596 - Step 5: Solve for x
x = 1,846,606,190,004,596/48,316,734.04 - Step 6: Final answer
x = 38,218,770.92
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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.