Finding the Fourth Proportional to 10,344,504.78, 14,274,394.74 and 5,761,252.62
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Solution
The fourth proportional to 10,344,504.78, 14,274,394.74 and 5,761,252.62 is: 7,949,959.50
Step by Step Solution
- Step 1: Write the proportion equation
10,344,504.78 : 14,274,394.74 = 5,761,252.62 : x - Step 2: Convert to fraction form
10,344,504.78/14,274,394.74 = 5,761,252.62/x - Step 3: Cross multiply
10,344,504.78x = 14,274,394.74 × 5,761,252.62 - Step 4: Simplify right side
10,344,504.78x = 82,238,394,094,739.22 - Step 5: Solve for x
x = 82,238,394,094,739.22/10,344,504.78 - Step 6: Final answer
x = 7,949,959.50
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1.5x scale
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.