Finding the Fourth Proportional to 8,303,844.92, 11,459,313.12 and 4,632,762.06
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Solution
The fourth proportional to 8,303,844.92, 11,459,313.12 and 4,632,762.06 is: 6,393,215.62
Step by Step Solution
- Step 1: Write the proportion equation
8,303,844.92 : 11,459,313.12 = 4,632,762.06 : x - Step 2: Convert to fraction form
8,303,844.92/11,459,313.12 = 4,632,762.06/x - Step 3: Cross multiply
8,303,844.92x = 11,459,313.12 × 4,632,762.06 - Step 4: Simplify right side
8,303,844.92x = 53,088,271,055,996.22 - Step 5: Solve for x
x = 53,088,271,055,996.22/8,303,844.92 - Step 6: Final answer
x = 6,393,215.62
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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.