Finding the Fourth Proportional to 7,027,964.24, 9,691,349.64 and 6,012,729.68
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Solution
The fourth proportional to 7,027,964.24, 9,691,349.64 and 6,012,729.68 is: 8,291,371.96
Step by Step Solution
- Step 1: Write the proportion equation
7,027,964.24 : 9,691,349.64 = 6,012,729.68 : x - Step 2: Convert to fraction form
7,027,964.24/9,691,349.64 = 6,012,729.68/x - Step 3: Cross multiply
7,027,964.24x = 9,691,349.64 × 6,012,729.68 - Step 4: Simplify right side
7,027,964.24x = 58,271,465,619,685.31 - Step 5: Solve for x
x = 58,271,465,619,685.31/7,027,964.24 - Step 6: Final answer
x = 8,291,371.96
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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.