Finding the Fourth Proportional to 7,027,965.24, 9,691,351.02 and 6,012,730.68
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Solution
The fourth proportional to 7,027,965.24, 9,691,351.02 and 6,012,730.68 is: 8,291,373.34
Step by Step Solution
- Step 1: Write the proportion equation
7,027,965.24 : 9,691,351.02 = 6,012,730.68 : x - Step 2: Convert to fraction form
7,027,965.24/9,691,351.02 = 6,012,730.68/x - Step 3: Cross multiply
7,027,965.24x = 9,691,351.02 × 6,012,730.68 - Step 4: Simplify right side
7,027,965.24x = 58,271,483,608,603.29 - Step 5: Solve for x
x = 58,271,483,608,603.29/7,027,965.24 - Step 6: Final answer
x = 8,291,373.34
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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.